Garfield is a slippery customer; he's twice escaped from police custody.
Don't believe what he says—he's a slippery customer.
In any case before always the self-sensation is good, how now on the feeling not type, the estimate was grinds to the slippery customer.
He is a slippery customer, and should be carefully watched.
You can never pin down Wendy to an exact time and place to meet;she's such a slippery customer.