Dancing gay cougar is ESPN’s ‘best mascot moments of all time’.

Cosmo the Cougar, performed by Charlie Bird, leads BYU’s dance team in a spirited routine. (Image: ESPN screenshot)

This month, ESPN counted down the 10 best mascot moments of all-time in college football, and the number one moment belonged to Charlie Bird, the gay Brigham Young University student, slaying a team dance number as Cosmo the Cougar during BYU’s game against…