a bit crap - A British way to say something is so bad, it makes you want

A British way to say something is so bad, it makes you want to throw your hands up and yell at the sky.

'That speech was a bit crap. I threw my hands up and yelled at the sky. It didn’t help.'

'Your hair is a bit crap. It looks like a tornado hit your head.'

'That song is a bit crap. I’ve been humming it since yesterday and I still don’t know why.'