Then "Little House on the Prairie" star Melissa Gilbert was sent to the hospital Monday for a dancing-related injury, after finishing the paso doble with Maksim Chmerkovskiy and delivering her "best performance by far," said judge Bruno Tonioli. Watch!
"She injured herself," host Tom Bergeron announced on the air Monday night, "and as a precaution she's gone to the hospital to get checked out."
Tune in to "Dancing with the Stars" Tuesday to find out who goes home.
UPDATE: Gilbert tweeted about her condition. "I'm alright," she wrote. "Mild concussion and whiplash. Very soon I will be safely home resting and being taken care of."