Jennifer Lopez surprised a crowd in Utah on Jan. 25 when she performed a 10-minute set at TAO Park City, featuring her hits 'Jenny from the Block' and 'All I Have.' The singer-actress was in Park City to attend the Sundance Film Festival,

Of course, Lopez isn’t exactly mired in heartbreak. The multi-hyphenate has been linked to Kevin Costner since last December, and even when Lopez and Affleck were still together, Affleck joked about his then-wife’s fondness for the Costner-led series Yellowstone.

The multihyphenate touched down in Utah for the premiere of Bill Condon's 'Kiss of the Spider Woman,' and hyped up the nightclub set at TAO with a performance that included her 2002 hit "All I Have."

Jennifer Lopez hyped up the nightclub at the Sundance Film Festival as she marked her attendance at the DJ booth. The actress-singer joined Chase B to surprise the crowd, which erupted in cheers as she claimed to be in good spirits at the TOA Park City.