sat out Monday’s
Dancing with the Stars after injuring his back during rehearsals on Sunday
. Footage from the rehearsal showed him lying on the dance floor in pain.
“My back just pinched funny. I’m hurting,” said Ballas. “I’m in trouble.”
His partner, UFC fighter
, performed with Alan Bersten, a former
So You Think You Can Dance
contestant and current member of the
dance troupe – and the couple didn’t miss a beat.
Warning: Spoilers ahead for Monday’s DWTS
Courtesy Dancing with the stars
She earned rave reviews from the judges, including from
who called it, “the best dance so far on season 22.” The judges awarded her 24 out of 30.
Ballas appeared on the show to give an update on his health, saying he’d gone in for tests and was optimistic.
“Just to be safe, we’re going to do everything smoothed out, but I’m hopeful I’ll be back,” said Ballas.
This isn’t the first injury to plague season 22 of the dance competition series. Contestant
went to the hospital to
after an accident during the first week of rehearsal, but was able to perform.
“Mark has been so supportive and just a lot of fun to work with,” VanZant told PEOPLE after last Monday’s
premiere. “I don’t know how I’d do this without him.”
Dancing with the Stars
airs Mondays (8 p.m. ET) on ABC.