Three notes of the Malgudi Days theme. The opening beat of the Shaktimaan title track. A few bars of the Doraemon introduction. You haven’t heard any of them in fifteen years, yet your chest tightens before you can even name an episode. It isn’t only the story you miss. So what exactly are you longing for? Psychologists have asked the same question, and their answer says as much about us as it does about television. The warm pull that we feel comes from memories that are tied to who we used to be, who we watched with, and how life felt in those days (Sedikides et al. 2016).
This article looks at why a theme song can hit viewers more strongly than an entire episode, why television characters can feel like real friends, why some people keep coming back to the same program over and over, and how an entire country once turned to a single series. It aims to explain what happens, psychologically, when a person presses play on the past.
What Nostalgia Actually Does
Nostalgia is a sentimental longing for one’s past (Sedikides et al., 2016). Researchers describe it as a bittersweet feeling, mostly positive, that comes up when we reflect on fond memories (Hepper et al., 2024). It is also very common. In one study, over 80% of university students said they felt nostalgic at least once a week (Wildschut et al. 2006). Songs, pictures, smells and places can all make someone feel nostalgic.
What we feel nostalgic about is usually other people. Nostalgic memories tend to center on family, friends, and big moments shared with them (Sedikides & Wildschut, 2024). That might be why an old theme song makes you think of the sofa and the people sitting there, not just the show itself.
Nostalgia also connects your past to your present. Experts in psychology call this self-continuity, the feeling that the person you were is linked to the person you’re today and studies have shown that nostalgia helps strengthen this connection (Sedikides et al. 2016). Missing a show could be a way of staying connected to yourself as life keeps moving forward.
Nostalgia was thought to be associated with homesickness and a sign of weakness. But this perception has been debunked by research. In one particular study, it was noted that nostalgia is triggered by loneliness or negative moods, and once it takes place, it does wonders as it improves one’s mood, self-concept, and social connectedness (Wildschut et al., 2006). So when people miss some old TV program, it does not occur randomly. It is bound to happen at the right moment and will make you feel good for some time.
Read More: The Psychology behind why do we Rewatch old movies and TV shows
Why the Theme Song Hits Harder Than the Plot
Ask someone to hum a childhood theme song and they can usually do it instantly, faster than they could describe a single episode. That’s not an accident. Researchers have found something called the reminiscence bump: adults hold onto vivid, emotional memories of music from their teenage years far more than music from any other age, and the effect peaks around age 14 (Krumhansl & Zupnick, 2013). A theme song you heard hundreds of times at that age doesn’t just sit in memory like a jingle. It becomes a kind of timestamp for a specific version of you.
Read More: How Music Nostalgia Boosts your Mental Health
The Characters Felt Like Real Friends, Because in a Way, They Were
There was something about those years that made the people on the screen especially meaningful to us. In 1956, it was defined by the researchers as parasocial interaction, the one-sided relationship of viewers with the performers or characters on the screen. This relationship can become so strong that one feels as if they have developed a friendship with a character, even though the character does not even know about the first one’s existence (Horton & Wohl, 1956). Watching a particular show weekly does more than just follow it. Watching the show also means spending time with people.
That connection does more than just bring comfort; that connection serves a purpose. In a set of four studies, researchers found that people specifically turn to their favorite TV shows when they’re lonely, and actually feel less lonely afterward. Simply thinking about a favorite show, not just any show, was enough to soften a drop in self-esteem and mood after a personal rejection, and even reduced how quickly rejection-related thoughts came to mind (Derrick et al., 2009).
Researchers call this the social surrogacy hypothesis: a favorite show can act as a kind of stand-in for real connection, at least for a little while, when real connection isn’t available.
This isn’t only about the characters either. The place where the characters always spent their time, the corner that looked the same in every episode, the opening title logo are all connected to the feeling. Because you have seen the setting for years, the setting becomes part of the memory. That is why even one still shot can move the feeling before the characters speak.
Why Some People Watch the Same Show Over and Over
This does not answer the question of why some individuals not only cherish but repeatedly view their favorite television programs. A survey conducted among 645 adults who frequently revisit old television programs revealed that the more open, agreeable, and unstable individuals were, the more likely they were to feel nostalgic and thus rewatch. For the agreeable ones especially, part of the reason was feeling more socially connected, the same thing the show gave them the first time around (Zhang et al., 2023). For these people, rewatching isn’t just killing time. It’s a simple way to top up a feeling they need.
When a Whole Country Reached for the Same Show
This idea extends beyond individuals. In March 2020, with the COVID lockdown announcement in India, the national TV channel Doordarshan decided to air the television show Ramayan. The program was last shown in 1988, but when it was aired again in 2020, it received positive ratings. More than 77 million people watched this show. Another research study was conducted on people who reacted on Twitter. The result concluded that most of the tweets posted by people concerning the show were positive, with close to 65% of the tweets about the show expressing positive sentiment (Ranjan, 2021). Thus, this show comforts the whole country in such a difficult period of time.
What’s Really Going On When You Hit Play
Recent studies have discovered several reasons why individuals desire to rewatch films and TV Shows intentionally. Some of these reasons are comfort, emotional regulation, and connection with people, as well as the possibility of remaining the same person over time (Shackleford et al., 2026). Rewatching lets you appreciate things even more, and it is truly comforting to know what happens next. Even so, the researchers caution against the dangers of being overly comfortable with one’s preferred go-to shows and movies, particularly when an algorithm is constantly generating them for you. This will prevent individuals from experiencing new events.
Putting It All Together
The theme song hits because of the reminiscence bump. The characters feel like old friends because of a bond built one episode at a time. The pull to return happens because nostalgia is doing real emotional work, and for some people, watching the same episode again and again is simply part of how that work gets done. What we call “just nostalgia” is actually several different, well-studied psychological processes, all firing at once, all triggered by the same three familiar notes. Missing an old show was never really about the show. It was always about the person you were when you first watched it.
References +
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- Horton, D., & Wohl, R. R. (1956). Mass communication and para-social interaction: Observations on intimacy at a distance. Psychiatry, 19(3), 215-229. https://doi.org/10.1080/00332747.1956.11023049
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- Ranjan, S. (2021). Analyzing the response to TV serials retelecast during COVID19 lockdown in India. arXiv preprint arXiv:2101.02628. https://doi.org/10.48550/arXiv.2101.02628
- Sedikides, C., & Wildschut, T. (2024). Trait nostalgia. Personality and Individual Differences, 221, Article 112554. https://doi.org/10.1016/j.paid.2024.112554
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