He IQ probably exceeds her bra size, but that is uncertain. Other pictures suggest that Sir Mixalot would approve of her other assets.
In any case, contrary to some expectations she is not a 350lb ghettopotamus.
Your reference to Sir Mixalot might be a nod to “Baby Got Back”? My wife and I have some little private bits of communication we use. One is when we encounter a female with a very sizeable and prominent derierre, one of us will whisper “Baby Got Back”.