Come along!"

"Oh, how I wish we could!" cried the little tadpoles, feeling that this was a personal invitation. They swam as close as possible to the stone, and gazed admiringly at the great singer.

"Could what?" grumbled Father Frog.

"Wish we could go to the concert."

"Ker-chug!" answered Father Frog.

It sounded very much like a hoarse chuckle. "Why don't you go?"

"No invitation."

"No dress suit."

"Can't breathe out of the water."

The tadpoles' voices were very mournful as they gave their reasons.