Pop powerhouse Demi Lovato was on hand in Las Vegas tonight to deliver the ‘Star Spangled Banner’ ahead of the highly anticipated Mayweather vs. McGregor fight…and deliver she did!

Albeit a lengthy take on the historic number, Lovato’s showing was nothing less than a knockout (at least during the times it didn’t sound like she was battling attacks from mosquitoes)!

Look below to listen for yourself:

Your thoughts?