Shawn Mendes certainly had a 21st birthday to remember!
The singer celebrated the milestone on Thursday night at a party at Harriet's Rooftop & Lounge at the 1 Hotel Brooklyn Bridge with rumored girlfriend and "Señorita" duet partner Camila Cabello and friends.
Mendes - Cabello - Passionate - Kiss - Bash
Mendes and Cabello, 22, were filmed sharing a passionate kiss at the bash, as seen in a video posted on Instagram.
Others clips show Mendes dancing and also telling the crowd,...