Which word completes the old simile "___ as a bug in a rug"?

Which soul singer was backed by the Pips on the 1973 hit "Midnight Train to Georgia"? What initials did Harry Wayne Casey use as the name of the leader of his disco group, the Sunshine Band? Which reggae star fronted the Wailers on albums like "Catch a Fire" and "Exodus"? The sunchoke, a tuber from a species of sunflower, is also known as what kind of artichoke? What is the name of Gumby's orange clay pony sidekick? Which John Greenleaf Whittier poem begins "Blessings on thee, little man ... with thy cheek of tan"? Which word begins the title of Robert Frost's poem "___ by Woods on a Snowy Evening"? The song "Raindrops Keep Fallin' on My Head", with the line "'cause I'm never gonna stop the rain by complainin'", was…