I thought Clegg was pretty impressive. He managed to shake off the "Cameron-lite" perception that has haunted him since he became leader, whilst Brown did OK, considering it was Brown. Although there was no loser, there was certainly a winner, Clegg.

Polls:http://www.itv.com/electiondebate?intcmp=780097_123_1

56% - Clegg (!)
26% - Brown (!!)
18% - Cameron (!!!!)