Second Kangaroo: The elephant has a better memory.
Pokeballs
21st floor person goes: AHHHHHHHHHH 1st floor goes: AHHHHHHHHHH
When talking to you, the extrovert mathematician looks at *your* shoes.
Tell them it's nearly finished.
A pack o'derms
That thing sure is cute, but can it pick up peanuts?
HellIfIknow
Second Kangaroo: A giraffic jam.