"I'm a Mean Ole Lion" and "Ease on Down the Road" are songs from which 1978 film?

In which 1978 film did John Travolta sing "Sandy"? Who won the Best Actress Oscar for "Coming Home" (1978)? Who won the Best Director Oscar for "The Deer Hunter" (1978)? In which 1978 novel is the hero's mother, Jenny Fields, arrested for wounding a man in a movie theater? "It was the Deltas against the rules... the rules lost!" was the tagline of which 1978 comedy? Wide receivers John Stallworth and Lynn Swann starred for which team in the late 1970s? Who had a Grammy-winning hit with "Just the Way You Are" in 1978? "Just when you thought it was safe to go back in the water..." was the tagline of which 1978 sequel?