"Feeling like pranking your own, hm?" With a grin herself, she shook her helm, casting a look over Optimus - but as long as he didn't decide to exert himself too much (which, apparently, included laughing too hard), he would be fine.

"It could work pretty well... and if it was done anywhere where you and Magnus share the same similar base chassis, you could always paint yourself white and blue." Though the fact that Optimus would've disappeared from the base and 'Magnus' suddenly appeared would make it obvious... unless it was done somewhere he'd just arrived to.