30-year-old Katy 's dancing sharks stole the spotlight during Super Bowl halftime show . The left shark became particularly popular after he appeared to have lost track of dance moves during performance and could n't keep up with Katy . The singer tweeted details of the newly-launched costume on Monday evening .
30-year-old Katy 's dancing sharks stole the spotlight during the Super Bowl halftime show . The left shark became particularly popular after he appeared to have lost track of dance moves during performance and could n't keep up with Katy . The singer tweeted details of the newly-launched costume on Monday evening .