What the hell does Justin Beiber have too do with toy story 4?

When I clicked yahoos trend "Toy Story 4" a picture of justin beiber and woody and buzz came up?|||Haven't you heard , Justin Bieber is voicing Barbie in Toy Story 4|||Wait...There's gonna be a part 4? So soon? That might suck at the box office. Justin might be one of the voice actors? he is HOT and he's a pretty warm hearted stud.|||Psshh, that's just a stupid rumor some crazy kid decided to develop. It's a bunch of bull. Lol.|||theres not even gonna be a toy story 4...|||He could be in it..