Rachel Bird couldn't take Tim Tebow to prom, so she did the next best thing: She went arm in arm with a cardboard cutout of the NFL star.The Iowa teen didn't want to be the only woman at her table without a date, so after a failed attempt at contacting the former Denver Broncos quarterback via Twitter, she decided her senior prom might be a little more fun with a life-size Tebow cutout, the Des Moines Register reports.