Get a £5 Free Bet For EVERYDAY in December at BetMGM (New and Existing Customers) 3 days to claim & 7 days to place a qualifying bet to receive 4x Free Bets: 1 x £10 Horse racing, 1 x £10 Free Bet Builder, 1 x £10 Acca and 1 x £10 Football. Bet £10 Get £40 in Free Bets New cust only.