come out of nowhere(Winds howling, waves crashing at English Bay. Crazy windstorm here tonight. Whole house is shaking. Having grown up in Southern Alberta I'm used to wind, but this gale's just come out of nowhere! Bang. Bang. Flash. Flash. Now we're in darkness. Blown transformers lighting up the sky. Huge wind and rain surge. (Twitter)ART Vancouver)
kick in the head(It was a kick in the head for me. / He said that it was like a kick in the head to him; that he never expected that I would leave him. 4uzhoj)
be bouncing off the walls(to be very active and energetic to the point of hyperactivity: The kids are bouncing off the walls! ○ He was bouncing off the walls so I told him to go out for a walkthefreedictionary.comShabe)
