"I am reaching out because Post Malone will be doing a show at AT&T Stadium," it read. "We are interested in seeing if the Grapevine High School band will be able to bring its members to perform ...

The singer-songwriter graduated from Grapevine High back in 2013. Post Malone wasn’t in the band, but you can bet the current members are proud to rep his alma mater. "Thank you!

Post Malone brought the Big Ass Stadium Tour to Empower Field at Mile High in Denver on Sunday, June 15, with star-studded support from Jelly Roll, Wyatt Flores and Chandler Walters.

By the time Post took the stage, emotions were already running high. He took a moment to tell the crowd he’ll be 30 this July, and that the milestone birthday has had him feeling reflective of late.