mid-oÂ·cean ridge. A long mountain range on the ocean floor, extending almost continuously through the North and South Atlantic Oceans, the Indian Ocean, and the South Pacific Ocean. A deep rift valley is located at its center, from which magma flows and forms new oceanic crust. As the magma cools and hardens it becomes part of the mountain range.
Seth MacFarlane. Seth Woodbury MacFarlane (born October 26, 1973) is an American animator, writer, producer, actor, singer, voice actor, and director best known for creating the animated sitcoms Family Guy, American Dad! and The Cleveland Show, for which he also voices many of the shows' various characters.
He's encouraged to be funny, but he can't afford to be offensive. Before the show airs Sunday night (7 p.m. EST on ABC), here are some things you need to know about the first-time host: MacFarlane is 39 years old and lives in Los Angeles, Calif. He attended the Rhode Island School of Design, where he studied animation.