July 23, 2016  

Pics: Haley Reinhart and Pia Toscano Rock Christmas Tree Lighting Ceremony

December 5, 2011 (7:10 am) GMT
Haley makes a duet with fellow 'American Idol' alum Casey Abrams during the annual event taking place at the Nokia Plaza, while Pia joins forces with Il Divo.

With holiday fast approaching, a bunch of star-studded events were held to celebrate the upcoming festivity. One of those gigs was Christmas Tree Lighting Ceremony which featured "" alums and performing live.

Wearing a red tight-fitting dress with long sleeves, Haley took the stage at the Nokia Plaza with fellow "Idol" outcast . They made a jazzy duet of classic holiday tune "Baby It's Cold Outside". Meanwhile, Pia who also wore a red outfit shared the stage with .

The December 2 concert also saw performances by and "" champ . The other stars coming to the event to help celebrate the holiday season were jazz vet Patti Austin and Olympic gold medalist .





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