Video: MGK Freestyles On FunkMaster Flex Serge Fleury | October 5, 2012 6,094 0 Like Tweet MGK stopped by Flex, and was nice enough to drop some bars. Lace Up drops next Tuesday. Category: Videos Tag: Lace Up, Machine Gun Kelly, MGK Previous Post: Video: Skyzoo “The Backroom Freestyle” Next Post: Video: Gucci Mane Feat. Rick Ross “Head Shots”