"The one I feel for is his wife," Matthews interjected to laughter from the crowd.
"Why's that?" McGrath asked.
"Did you just say 'crush?' I mean, use your imagination," Matthews said.
Former Republican presidential candidate Mitt Romney ultimately dropped Christie from his list of potential vice presidential nominees because Christie failed to provide documentation on his medical history, according to Mark Halperin and John Heilemann's new book "Double Down." Romney also made fun of Christie's weight, according to the book.
Christie was also the subject of a TIME cover this week that placed an image of the governor in profile under the headline "The Elephant In The Room."
Listen to the audio, via Newsbusters: