Ouch! Cristian de la Fuente was dancing the samba pretty nicely last night — then quit the dance when he got a major muscle cramp in his arm — you can check out Cristian de la Fuente suffering the arm injury mid-dance in this Dancing with the Stars week 7 (April 28) video clip.

Following his dance, he told Samantha Harris backstage, “It hurts… It hurts the arm and it hurts that I couldn’t do it, you know, it’s tough.”

Cheryl Burke explained to People, “When we were dancing I fell back into his arms and I heard something crack,. I am so worried. He is not a wuss. He tried to finish the dance.”

Tom Bergeron told the audience that medics diagnosed Cristian de la Fuente’s arm injury as a “severe muscle cramp.”

Judging carried on for Cristian de la Fuente and Cheryl Burke — the couple earned 21/30.