There can only be one!
Ah, but has he taken the time to pit peanut and plain chocolate M&Ms against one another? In the commercial one would think the easy-going peanut M&M would lose to his sassy red companion, but ol peanut does have a good 300mg on him size-wise.
The Sexy Blue Lady M&M seems to be MIA in the commercials shortly after her introduction. I suspect like Marylin Monroe before her, the rigors of fame and fortune were too much to cope with.