Conor McGregor partied like a champ after winning the UFC interim belt

The Notorious celebrated his win over Chad Mendes with friends, family and a band of merry Irish fans.

AFTER MONTHS OF training and preparation for the biggest fight of his career, Conor McGregor finally got his hands on the gold in Las Vegas this weekend.

And the new UFC featherweight interim champion celebrated his second round TKO win over Chad Mendes in style.

McGregor, girlfriend Dee Devlin and his entourage enjoyed a drink at the official afterparty at Foxtail SLS, which was also attended by the likes of UFC president Dana White and ring girl Arianny Celeste.

The champ! We had an awesome night partying with @TheNotoriousMMA at @foxtailatsls! 👊 pic.twitter.com/3aEeouZOFy
— SAHARA Las Vegas (@SAHARALasVegas) July 12, 2015

SLS Las Vegas / Twitter

The champ is here! 🇮🇪 @TheNotoriousMMA pic.twitter.com/DYkNATDmkV
— Foxtail at SLS (@foxtailatsls) July 12, 2015

Foxtail at SLS / Twitter

McGregor party Dana Facebook / FoxtailSLSLasVegas Facebook / FoxtailSLSLasVegas / FoxtailSLSLasVegas

McGregor after party Instagram / ariannyceleste Instagram / ariannyceleste / ariannyceleste

And yesterday, Irish fans were out in force again as the same venue hosted a pool party. Somebody called Ty Dolla Sign performed live. He’s a hip hop artist, we’re told.

McGregor pool party