Vine has made dreams come true. When we saw Stephanie Tanners dance to Juicy J's "Bandz a Make Her Dance," we wished more shows and movies would be mashed up with our favorite rap songs. And now that's actually possible. Did you ever think you'd see the day that Urkel would be "Walking it out" with Uncle Jesse? Probably not. It's simple: Cut a clip from a show or movie, and pair it up with a twerk anthem, or a hit rap song. Here are some of The Funniest Rap Mashup Vines. Waste your afternoon with these.