Daphne teaches Niles how to dance - Frasier
Niles' feelings for Daphne were always apparent to everyone but her, so these dance lessons were fun to watch. The two even kissed in their performance, but Daphne thought it was all part of the show.
Emma teaches Hook to use a sword - Once Upon a Time
In an alternate reality, Hook isn't the sword-wielding expert we know him to be. Emma has no problem getting up close and personal to teach him, which leads Hook to realize that they must have a close relationship back in her world.
Joey teaches Jesse how to golf - Full House
Rather than being romantic, this one is just plain funny. Jesse knows how intimate things can get when someone wraps their arms around you from behind in order to teach you how to do something.
Jake teaches Amy how to dance - Brooklyn Nine-Nine
Sometimes we forget that Jake and Amy weren't always together because of how in love they are now. But it took some time before the two found their way to each other, and this impromptu dance lesson was an adorable moment that helped Jake calm Amy's nerves.
Jace teaches Clary how to wield a sword - Shadowhunters
Jace and Clary had a connection from the first moment they met. It was all-too-easy for the writers to use this teaching moment as a way to highlight the attraction between them.
Stefan teaches Elena to hunt - The Vampire Diaries
You wouldn't think that hunting animals and sucking their blood would be a romantic sport, but Stefan used the hands-on approach hardcore and it suddenly turned into a full-blown makeout session.