Question: Which Scottish-American actor, singer, and dancer made a guest appearance on the BBC sitcom "My Family"?
Sentence (from "John Barrowman"): John Scot Barrowman, {'1': ", '2': ", '3': ", '4': "} (born 11 March 1967), is a Scottish-American actor, singer, dancer, presenter and writer, who holds both British and American citizenship.
Relevant evidence: Yes