Back-and-forth.

"Again?!" she asks. "We just DID that! I was hoping you'd suggest something NEW!... And involving John!!"

"Well then, let me finish!" Jo adds angrily. "I wasn't going to suggest we have direct contact with each other this time! I was going to suggest we play 'Tongue Tennis', and trade a few balls back-and-forth!"

"Ooh!" April says. "I like that idea! Here's how I'd improve on it, though! Every ace gets a minute of John filling your face!"

"I'm down with that!" Jo says.

"Great!" April replies. "Now, give me a minute to get down into position!"