choke on foot(While your friends have been hoping that you'll learn to keep your mouth shut, they admit that if you do, they'll miss the reliable entertainment of watching you choke on your foot. VLZ_58)
race against the clock(чтобы успеть куда-либо; только в контексте: This is the last morning we're going to race against the clock to get you to school on time. Tomorrow you're getting up at 7:30 AM!4uzhoj)