Back in the day he said "You gettin' knocked the fuck out like Mike Tyson." Then, he gave Tyson props on You're Never Over-- "come right back on they asses and go Mike Tyson on these bastards"...
Of course, they were guests on the same show on Kimmel in 2009. Maybe meeting Mike made a difference and he watched old Tyson fights where he was destroying everyone and decided to make amends.