Blacklight or Daylight?

Blacklight or Daylight?

Available on Peacock, Prime Video, Tubi TV
S15 E4: In Project Runway's first Blacklight challenge, the designers have to create a look that sparkles not only in daylight, but under blacklights on the runway as well. Anxieties rise when the unusual materials leave many of the designers in the dark. Jaime King joins the judges this week.
Starring Alex Snyder, Brik Allen, Cornelius Ortiz