Disclaimer: Given the state Disney's in at present, maybe I'm better off for not owning Phineas and Ferb.
Riiii-iiiing!
(sigh) (click) "'Lo?"
"Hello. Is this the Flynn residence?"
(groan) "Okay, listen, you bloodsucking creeps, I'm having enough trouble already this summer without you guys calling every five minutes to sell us some stupid insurance scheme. Just knock it off before I decide to come out to Bombay or wherever and personally strangle you all with your own telephone cords, capisce?"
"Ah, Candace, that is you. Tell Phineas and Ferb I have finished my trigonometry proofs and will be over directly, would you please?"
"Oh. –Yeah, sure, Baljeet. Sorry, it's just been one of those weeks."
"Of course, yes."