Love Nest on Wheels (1937)
Love Nest on Wheels is a 1937 film directed by Buster Keaton and Charles Lamont. The Internet Movie Database cites the plot as "Elmer, the eldest son in a family of hillbillies who manage a hotel, attempts to raise money to save the hotel from foreclosure." The film borrows heavily from Keaton's 1918 film The Bell Boy.
More at Wikipedia.