there is a comic book called "Love Potion "
Author: Molly Reisner
Illustrator: Patrick Spaziante
here is some Information:
amor is in the air -- or rather, in the soco -- in the first original avatar story! Aang, Katara, Toph, and Sokka celebrate their first amor Feast with their friends, the cantar nomads, whom they met in Season 2. After drinking a special berry suco, suco de called amor Potion #8, they all start letting their true feelings shine -- even Toph! Of course, when they blame it all on the crazy amor potion, they learn that their nomad friends had mais than one trick up their sleeves! Find out the juicy secret in this easy-to-follow, full-color reader.
you can read it full for free link