How to Have a Gander

To have a gander means you're kind of being nosy, looking around. In British slang it can mean something good as well - especially by young people. This next one is very confusing because this is the word sick. It's not really used by adults so much, or maybe people under 30 can use it. So that might be a good one if you make a lot of mistakes. But yeah, I really cock up my work today. Oh, no.