the first day on summer vacation

Andy: Here she is, team -- Niagara Falls.

Lizzy: Whoa!

Fluttershy: Niagara Falls? What's there to do here?

Andy: Seriously? It's only the biggest waterfall in America

Ben: Yes! They have a waterfall?

Lizzy: Ohh, no. I know that look. Ben, don't.

Ben: What?

Lizzy: Every time you get around water, you make a fool of yourself.

Ben No I don't

Flashback started

Gwen: Ben, no!

Ben: Cannonball!

Max: Ben, no!

Ben: Cannonball!

Fish: Ben, no!

Ben: Cannonball!

Flashbacks ended