The jokes of six people are difficult to understand.

Oh, God, just do it! (Holding the phone. ) Call her! Stop being so grumpy!

Testosterone is a kind of androgen, and testosterone is an important part of androgen. Testosteroney is not a formal word. Phoebe tells Chandler not to be so macho in a very vivid way. Chandler: By the way, this is the real San Francisco cuisine. Call her, and then hang up in a hurry. I got her machine.

The treat here should be interpreted as "a rare pleasure, a pleasant thing"