The Ed Sullivan Show (1948–1971)
[Frank Sinatra and Bing Crosby are singing "Road to Morocco", when Frank spots Bob Hope walking down the stairs at the back of the stage]
Frank: Run for the hills.
[Bob Hope has walked in on Frank Sinatra and Bing Crosby singing' Road to Morocco']
Bing: What's the problem?
Bob: [pointing at Frank] You're singing our song with him.
Frank: I said I was sorry.
Bob: After all, Dean wouldn't do this to Jerry.
Bing: Bob, I'll tell you what happened. I didn't know you were in town. I heard, or I figured at least, that you'd gone for a ride on the Russian moon.
Frank: [indicating Bob] Ladies and Gentlemen, here's the first man to entertain the troops in Outer Space.