Growing and Shrinking

"Why do you suppose we were called here to the middle of this greenwood Robert?"

"Usually our subject is immediately clear to u-"

"By the Gods i- it's a giant!"

"Tiny... wizard..."

"Can you make me tiny too?"

"As you wish giant man."

"It worked! Thank you tiny wizard!"

"Tiny indeed... Why are we even smaller than before?"

"Oh great heavens Robert..."