Sophie Cunningham doesn't need two perfect knees to bust a move ... the WNBA fan fave was dancin' in a tiny bikini, brace and all, just weeks after surgery!

A video of the Indiana Fever guard made waves over the Labor Day weekend, showing the 6'1" athlete singing Renee Rapp 's song "I Think I Like You Better When You’re Gone". IMAGN

Cunningham, 29, did it while wearing a small two-piece bikini and a knee brace ... the one she got after she tore her MCL on August 17.

Judging by Sophie's moves, it seems recovery is lookin' good ... and her fans were lovin' the good vibes, energy, and bawdy from Cunningham.

"You look sexier with knee brace, just saying," one fan wrote on social media. Getty

Cunningham -- who averaged 8.6 points per game -- was the third Fever guard to go do

See Full Page