Knock knock. Who's there? Pane

Pane who? I'm glass you're excited to meet me, but I'm a little transparent about my feelings.

Knock knock. Who's there? Next question.

Next question who? Next question... oh, this isn't an interview!

Knock knock. Who's there? Olive.

Olive who? Olive your jokes are so funny!

Knock knock. Who's there? Grape.

Grape who? Grape to meet you, I've heard a lot about you!