one-up

Will the Kleig lights now shining on Sam move them to one-up him as the first?

With millions of bucks on the line, advertisers aim to one-up each other with the funniest, most memorable spots.

PF: There was a point after Me, Myself and Irene that we seemed to have to one-up ourselves and we didn't want to do that.

Both he and Roubini strutted their stuff in Davos in January, trying to one-up each other with ever-more-dire forecasts.

Well, my wife, you know, seems to think it might put me one-up with the jolly old dad if I did something.