“Was it cool to have your girlfriend in your video?” co-host Jillian Gutowitz asked the singer.

“Yeah, that was cool,” he replied. “That was something different. And yeah, we enjoyed it. It was fun; we had a lot of fun on set.”

“Zayn and Gigi are getting serious,” a source recently told E! News. “Gigi was so excited when Zayn asked her to be in his music video. They both acted very professional on set but it was very obvious that they were in love. They couldn’t stop flirting with each other. Gigi and [sister] Bella really like the fact they are in music videos with their boyfriends.”

Malik and Hadid ignited romance rumors in November when they were spotted together in California.