Liberal Leader Dwight Ball poked fun at Tory rival Frank Coleman during his keynote speech at this weekend's convention, as well as one of his best-known features. 

Ball suggested that Coleman — who is poised to take over the leadership of the governing Tories in early July — may be lacking a sense of humour, but added that he has no problem taking it on the proverbial chin.

Click on the video above to see that segment of his speech.