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"I'll have to count heads before I take the children out for a walk."
- put one's head in a noose
- scratch one's head
- put one's heads together
- head over heels
- have a big head
- make heads or tails (out) of (something)
- count on (someone or something)
- laugh one's head off
- stand (something) on its head
- swelled head
- put ideas into (someone's) head
- keep one's head down
- take it into one's head to do (something)
- to head up