(FILES) Former New Zealand's Prime Minister Jacinda Ardern arrives to attend the 2023 Earthshot Prize at the Theatre at Mediacorp in Singapore on November 7, 2023. The US film industry's first big gathering since fires devastated Los Angeles will begin January 23 at the Sundance festival, where highlights include a glitzy new Jennifer Lopez musical and a dark Benedict Cumberbatch drama. Former New Zealand leader Jacinda Ardern is expected in town to promote behind-the-scenes documentary "Prime Minister." (Photo by MOHD RASFAN / AFP) (Photo by MOHD RASFAN/AFP via Getty Images)