They're both easily spread.
The herpsichord.
A plane one.
Because he's shellfish!
They might Pikachu.
Because they might Pikachu!
A carpet.
He wanted to see the floor show!
They keep getting caught in the net!
The game ends when they catch the snitch
Because it had a 4-way.
A roundhouse.
Tulips.
A. They really raised Cain.
Hey guys, watch this!
Hearing AIDS.
It was rear-ended by a ferry.