updated 04/12/2011 AT 8:00 AM ET
•originally published 04/12/2011 AT 1:40 PM ET
Can you blame her for being suspicious?
“I do think it’s a conspiracy,” the actress told PEOPLE after the show. “I think that the other girls came into my dressing room and tampered with my shoe. And I’m not going to name any names … Petra [Nemcova].”
Though Alley was joking, she spoke seriously about their routine, which earned her 22 points out of 30 – and compliments from the judges.