Simplify the following text for a Grade 8 native English-speaking person.
Original: As a garbage truck approaches , Woody explains to Big Baby that Lotso has lied to him and that his owner still loved him , whereupon Big Baby , Ken and the other Sunnyside toys turn on Lotso and push him into the dumpster .
Simplified: As a garbage truck approaches , Woody reveals what he knows about Lotso , leading Big Baby to toss him in the dumpster .