Heres the Steven Universe and Uncle Grandpa crossover, what do you think of his pink hair? \rbrSubscribe to the Cartoon Network UK YouTube channel:\rbr\rbr \rbrVisit the Cartoon Network UK website:\rbr\rbr \rbrWelcome to the official Cartoon Network UK YouTube channel, the place where you can watch funny videos, clips with theme tunes and songs and interactive game plays from Adventure Time, The Amazing World of Gumball, Regular Show, Ben 10, We Bare Bears, Uncle Grandpa, Steven Universe, Clarence, Teen Titans Go!, Ninjago and many more.