Justin Timberlake Hangs with Friends in Low Places ... But Not at Lance's Wedding

12/22/2014 6:00 PM PST

Justin Timberlake singing 'Friends in Low Places' in Nashville is awesome!  Justin Timberlake belting it out WITH Garth Brooks is even AWESOMER!!!  

And NOT so awesome -- would be Justin bailing on his ‘N SYNC bandmate Lance Bass’ wedding. Frowny face.