A bonding agent.
You can tune a piano but you can't tuna fish "What about the glue " I knew you'd get stuck on that.
Glue a penny to the bottom of a swimming pool ALTERNATE ENDING: Put a scratch n' sniff at the bottom of a swimming pool
They can't get the bottles into the typewriter!
by using a bottle opener
The name's Bond, Covalent Bond
Bond: my PPK Money Penny: 'K