Nu-metal stars Limp Bizkit‘s prayers were answered this weekend by an angel — country superstar Jelly Roll. Okay maybe that is taking things a little too far, but Jelly Roll was the savior for the infamous rock band during a festival performance. Limp Bizkit was performing on stage at Welcome to Rockville in Daytona Beach over the weekend when the epic moment occurred. Mid-song of the band’s cover of “Behind Blue Eyes” — originally by The Who — Bizkit singer Fred Durst started asking for a sign. He even asked the audience to pray for an angel to save him and, wouldn’t you know it, Jelly Roll w…