Bruno Mars Brags He's '#1 Stunna' in Hilarious Video Following 'That's What I Like' Hot 100 No. 1

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Bruno Mars performs onstage at the Victoria's Secret Fashion Show on Nov. 30, 2016 in Paris, France.

"He's the f---ing best."

On Monday (May 1), Bruno Mars' "That's What I Like" hit No. 1 on Billboard's Hot 100 chart, giving the pop star good reason to toot his own horn. 

In the evening, Mars shared a hilarious promo video to Instagram showing him waving his hair back and forth in slow motion while a voiceover boasts his topping all the Hot R&B/Hip-Hop, Hot R&B, Pop Songs, Rhythmic Radio and Hot 100 charts. 

All this, according to the clip, "makes him No. 1 stunna.... He's the f---ing best." It ends with a heartfelt thanks to his fans. 

"If no ones gonna say it, then I'm gonna say it! Hooligans we out here killin the charts," Mars posted with the video, applauding his band and production team. 

"That's What I Like" is Mars' seventh Hot 100 leader.