Rivalry Aficionados Mugs

'For heaven's sake Armitage - can't you just accept 2nd place in the best leek category?'

This one is yours!

I only root so hard for my time because I hate your team so much.

You were warned about mixed marriages.

"Skate or die."

Tic-tac-toe

"Just being proactive."

Next Wave Collegiate Sports

"That's $20 for you if you pluck the tail feathers off my rival over there..."

"I guess there ain't room in this town for two bonsai specialists."

"Yin and Yankee fan"

Fight on the top

'I warned him about watching the game at the opposition's pub.'

"That Melinda Alvarez thinks she's so smart! Well, I've been studying, and I'm gonna teach her a lesson on the test we have today!"

'I hate snowboarders!'

Lion v Kiwi.

Federal Employees Annual Easter Egg Hunt: 'This isn't fair - the CIA always wins!'

Fighting Gondoliers.

Dog tallying his score against the mailman.

"Pistols at dawn?"

"I thought they decided who was the best team last year?"

David Anderson vs. Goliath

I've just found out our competitors are losing money faster than we are.

When feud becomes best seller! Moby Dick vs Herman Melville!

'You're useless, Johnson. I like that in a rival.'

'You were never a team player, Thornton.'

"Sometimes I think you guys don't want peace."

"Joseph's jealous brother adds bleach to the coat of many colors wash."

The Red Cat: Beagle's About/Plate of Feud/Peer Group.

'It all started over who had the bigger medical file.'

Keepy-uppy with the Joneses.

'Do it again.'

"Nobody realized I was a man to watch until it was too late."

English supporters - Sometimes, the Germans may misunderstand you!

'Identify those with leadership potential. I need to eliminate the competition.'