Cardi B and Stefon Diggs fueled dating rumors with major PDA as they held hands and sat courtside at the Knicks vs. Celtics playoff game. See the photos from their first public outing together.

Timothée Chalamet and Kylie Jenner were also sitting courtside as the New York Knicks beat the Boston Celtics Monday night.

Cardi B and Stefon Diggs went public Monday night. Video The 32-year-old Grammy winner and the 31-year-old NFL star made their first official appearance as a couple at the Knicks-Celtics playoff ...