Laconic / Crying Wolf

No one believes a liar, even when their telling the truth.
Visit unabridged version HERE.
Ha! fooled you! The real unabridged version is HERE.
Got you again! It's actually HERE.
Oh man, that just doesn't get old. Okay, HERE it is.
Ha ha ha! Okay, okay, seriously. It's HERE.
No, really that was it.
What, don't you trust me?

http://tvtropes.org/pmwiki/pmwiki.php/Laconic/CryingWolf