I can believable - when you're so dumb you think you can just say 'I can believ

when you're so dumb you think you can just say 'I can believable' and it actually makes you feel smart, even though you're just making things up

I can believable, I just made that up and now I feel like a genius.

I can believable, I'm not even sure what that means but it sounds cool.

I can believable, I thought this was a real phrase and now I'm confused.