Because you like Chazz Darvey in Airheads

Carl Fredricksen is a crotchety old man who may just have it in him to take one last, great adventure. See them in Up.

WALL-E is a quirky little romantic robot cleaning the wasteland known as Earth. See them in WALL-E.

John Watson is haunted by his past (who isn't) but he's starting to branch out with some help from a world class detective. See them in Sherlock.