While Marie waited for judges to rate her samba — she suddenly collapsed! Marie was out cold for about 30 seconds. The live show went to commercial, and when they returned, Tom Bergeron announced that Marie was fine. Marie blamed "bad air" for the fainting spell.

Jane Seymour missed a performance after being rushed to the hospital for food poisoning.

Marie Osmond and Jane Seymour both lost a parent during their time on "Dancing with the Stars." Jane's mother was 92. Marie's father was 90. Both performers stayed with the show.

After Mark Ballas and Shawn Johnson performed, Carrie Ann Inaba noticed his shorts — and then looked embarrassed.

Billy Ray Cyrus accidentally scalped partner Karina Smirnoff at the end of a dance.

Romeo incurred a basketball injury, but his dad, Master P, stepped in for the rapper.

Cristian de la Fuente's perfectly chiseled arm cramped-up during his dance — he suddenly stopped — and dropped Cheryl!

Derek Hough stepped on Jennie Garth's dress, causing her to trip and fall, and he followed. Jennie and Derek's spill was the first time in "DWTS" history that someone took a tumble!

Julianne Hough took the role as dance partner to real-life beau Chuck Wicks... a first in "DWTS" history.

"Jackass" star and former clown Steve-O had pain from an ongoing back injury during his time on "DWTS." "A physical therapist told me that nerves are being pinched in my back and it is in spasm because of inflammation related to torn muscles." Ouch!

Sara Evans quit "DWTS" because of a divorce scandal with her husband.

Kelly Monaco's straps broke right off her tube top, but she kept on dancing like a champ.

Melissa Rycroft joined "DWTS" right after she got dumped by "The Bachelor" Jason Mesnick.

Apple co-founder Steve "The Woz" Wozniak had a rough start in the competition. Judge Bruno Tonioli said of his Cha-Cha, "It was like watching a Teletubby going mad in a gay pride parade!"