Sweeps Mamba Live Nation GiveawayPlease enter the current Sweepstakes instead of this expired one. Enter daily for a chance to win the Mamba Live Nation Giveaway. You will need to sign in with your Facebook account. There will be 100 winners of a $100 Live Nation Concert Cash Code, 500 winners of a $50 Live Nation Concert Cash Code, 1,500 winners of a $10 Live Nation Concert Cash Code and 7,900 winners of a $5 Live Nation Concert Cash Code. You will need to allow the “Mamba Live Nation” application access (remove it later). This sweeps started Mar. 1 and ends Sept. 30 which breaks down to about 47 winners per day.