It came from Danville/Transcript

Part 1
(Scene opens at the beach, where Phineas, Ferb & the gang arrive in their swimwear.)

Adam: Well, here we are, guys.

Cameron: Yeah. A good sunny day for the beach.

Phineas: And for a paddle

Isabella: And sleeping with a wonderful husband.

Phineas: Well, I know what we're gonna do today.

Isabella: (romantically) Really?

Phineas: Yeah. Sleeping with the beautiful & sexy wife.

Isabella: Oh Phineas! (Laughs)

Ginger: It's not that funny.

Isabella: Stand down, Fireside Girl.

Buford: Alright, nerds. Let's enjoy our day.

Adam: (falsetto) "Hey, come on guys. Let's just enjoy our day."

Phineas: (Laughs) Was that what Buford does, Adam?

Adam: Yes, yes he does.

Buford: Wow. I guess you can really do that, Adam.