Kakashi, when Team 7 invites him to dinner: Is this a prank to get me to take off my mask?

Team 7, ignoring the 42 hidden 360 degree cameras, YouTube, Instagram, Snapchat AND Facebook livestream, the camera they hid in his shirt, Neji on the ceiling with his Byakugan on, the cameras in their shirts, the warrant they got from Tsunade, Shikamaru behind the door with his Shadow Binding jutsu ready, and the entirety of the Konoha 12 looking through the window: no.