User blog comment:Ultimatephinferbfan/Phineas and Ferb Charity Summer 2011/@comment-3251190-20110102015739/@comment-3006892-20110102024239

Well, he's an alien that looks like a human. Since he's from another culture he doesn't get figures of speech or sarcasm and takes everything literally. Ever seen the Vulcan hand gesture? That's Mr. Spock.