Dan + Shay landed country veteran Karen Waldrup for their team on Season 25 of The Voice on Tuesday night (Feb. 27) … but not before blocking fellow country coach Reba McEntire. Waldrup took the stage during the Season 25 Blind Auditions on The Voice on Tuesday evening to sing Jo Dee Messina‘s “Bye, Bye,” a classic country hit from 1998. Released as the lead single from Messina’s sophomore studio album, I’m Alright), the song scored the country singer her first No. 1 hit on Billboard‘s Hot Country Songs chart and earned Gold certification from the RIAA. Waldrup drew Dan + Shay’s attention imme…