we have have a performance by kristina perry. and we have a lot going on. >> soma mariah carey, we went to her house yesterday. we wondered if she could cook. we're not going to show you the whole thing, but trust us, it's worth waiting for. ♪ we wish you a merry christmas we wish you a merry christmas ♪ ♪ oh, so merry merry christmas and a happy new year ♪ >> good. >> all i want for christmas is just you. >> let's hope that wet your whistle. we didn't know what to expect. i've known maria since she was a baby. never spent time with her, certainly never went to her house. >> i felt a little underdressed. she had a ball gown on. >> and we have no idea why santa claus was there. but why wouldn't he be is the question. >>> so our trees, we're keeping christmas nice and quiet, simple. >> look at yours, yours is probably the gorgeous one. >> no. you see, you know what you do, that's it, the white lights, the star on top. >> there's so many going on, anyway, in that room. >> the lovely ladies from child sent me something and i haven't