helmet hair

bad hair day

A day when things seem to be unmanageable or go wrong.

Barnet

[Cockney slang]hair

via Barnet Fair

curl someone's hair

To frighten, dismay, or excite someone thoroughly.

get grey hair from

To acquire great frustration, confusion, or anxiousness from (something or someone).

get out of someone's hair

To manipulate somebody into quit pestering somebody else.

give someone grey hair

To give someone great frustration, confusion, or anxiousness.

hair of the dog

An alcoholic drink, particularly when taken the morning after to cure a hangover.

hair out of place

The slightest sign of disorder or unkemptness.