Joe Jonas is "upset" about Gigi Hadid's new romance with Zayn Malik.
The 'Just In Love' hitmaker is reportedly gutted his ex-girlfriend has moved one with the former One Direction star so quickly.
A source said: "He was a bit upset how fast Gigi went out in public with Zayn, but it is what it is at this point.
"He still has feelings for Gigi that won't just disappear overnight. They did love each other and he still has a love for Gigi."
Since his split from the 20-year-old model, the 26-year-old singer doesn't want to rush into a new relationship and is planning on focusing on his work, family and friends.
An insider added to E! News: "He is not looking to rush into another relationship though just yet. He is focusing on his music and new projects that are in the works.
"He has some great friends and family around so, like anything, he knows his feelings for Gigi will pass with time."
Meanwhile, Gigi's mother Yolanda Foster recently revealed her daughter is "loving life" following her split from Joe.
Of Zayn, she said: "I haven't met him yet. Gigi's 20
years old, loving life, shopping like she should. I haven't met him yet, so I can't say anything about him."