Judges told singer Romeo that he "took a step backward" this week, and gave his rumba a 20.
Despite the slip-ups, the night held plenty of triumphs.
Boxer Sugar Ray Leonard appeared to have a breakthrough, impressing the judges with his paso doble to "My Prerogative" with partner Anna Trebunskaya.
Leonard scored a 20.
Disney star Chelsea Kane's high energy cha cha cha to a song written about her by her first love scored a 23.
And then there were the dances done to heartfelt dedications.
"Karate Kid" Ralph Macchio dedicated his dance to his wife on the eve of their 24th wedding anniversary. While his wife was impressed, the judges criticized Macchio's hand movements. He scored a 21.
Wrestler Chris Jericho left judge Carrie Ann Inaba with tears in her eyes as he performed a dance dedicated to the memory of his mother.
Jericho and partner Cheryl Burke scored a 21.