Here's the full episode of the 1st episode of the Season 8 premiere of Family Guy, Road to the Multiverse!

Plot: Stewie and Brian travel through alternate universes. When They try to get back home, they run into problems and Stewie's device keeps sending elsewhere. They find a universe where Dogs rule over people where Brian breaks the device. Dog-Stewie from that universe helps real Brian and Stewie get back home.