You know I like mayonnaise just fine. In chicken salad, on a BLT, Mr. P loves it with fries. But to sing about a condiment, especially in a Christmas song, that is just weird.
Oh, you are not sure that you believe me? Well, then you tell me what Otis is saying (if you don't have the inkling to listen to it all, go to 1:42 in the clip).