Which Show Has the Best Chemistry Between Its Characters?

Sometimes, a TV show becomes unforgettable not because of its plot, but because of how naturally its characters connect. Their conversations feel effortless, their reactions are believable, and even the simplest scenes become entertaining because of the energy they bring to each other. Which TV show do you think has the best chemistry between its characters? Is it a romantic couple, a friendship, or an entire group whose interactions make the show special?