Bob and Jeremy

Bob and Jeremy are best friends. In Season 3, when Jeremy first met Bob, he thought that he wanted Melody. Turns out, that Bob wanted Jeremy inside the club. Ever since then, the two seem to get along pretty well.

Similarities

 * Both are blood type B
 * Both have a love interest
 * Both love to have fun
 * Both seem to eat a lot
 * Both are horrible at math
 * Both have cosplayed someone from YuGiOh((Coincidentally, both of the two were protagonists.))
 * Both have a seiyuu that worked in the YuGiOh series as well as in the 4kids dub
 * Both are Yandere

Differences

 * Bob is American, Jeremy is Russian
 * Bob eats more then Jeremy
 * Bob doesn't wear glasses, Jeremy does
 * Jeremy is shown to be more hyper then Bob