Witney and Carson announced in July.
She was on the verge of exposing herself as she went into a chest-pop — something Judge Tom Bergeron noticed.
She reportedly clenched her toes and somehow managed to stop the damaged shoe from slipping off her foot in order to complete the number.
Witney, who has been married for four years to her husband, recently opened up about her intended Congratulations to the happy couple on the wonderful news of their new baby.
The panel had some kind words for Johnson too.
The duo returned in 2015 to win the All-Star season.