If you cut me, you'll be crying and crying and crying

I went to a seafood disco last night. Woke up this morning and realised I'd pulled a ........?

Often used as a figure of speech, putting this before your horses means you've probably over reached.

One helps capture a smile, another lights up the stormy skies.

I am usually made of wood and I am where boats moor. Change my first letter and I will deride you. Change it again and I become one sporty bro. Swap the first once more and I'm a ringlet of hair.