The singing ones, not the marrying you in Vegas type.
I keep being tempted to go to see one, partly out of curiosity, and partly to hear the music live. But I feel like it might just make me feel a bit sad.
Also, where to start? There are loads of them and there seems to be no agreement on who is the best. If I saw a rubbish one I think that would definitely make me feel sad, probably quite cross.