get grey hair from

bad hair day

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

Barnet

[Cockney slang]hair

via Barnet Fair

can't get enough

Greatly enjoys; likes a lot.

could not get elected dogcatcher

Said of someone, particularly a politician, who is extremely unpopular.

curl someone's hair

To frighten, dismay, or excite someone thoroughly.

don't get someone started

Used to attempt to avoid or abbreviate a discussion that speaker or hearer may wish to avoid.

five will get you ten

I strongly believe.

get a charge out of

To derive excitement, entertainment, or pleasure from.