Yawn Fighter T-Shirts

"Yawning is contagious. If he starts, zap him with the laser pointer immediately!"

A man cheers

"You may inflict pain, but it mustn't be severe or prolonged."

"Now that we're into spring, we want to warn you that spring fever can be contagious..."

'I'd better make a note of your blood group...'

"The meeting was canceled after an outbreak of contagious yawning!"

'It looks suspiciously like Killer Hart is taking a dive!'

'He's a bit confused after that last round.'

'Insomniacs anonymous.'

CSI: Alaska. "What have we got, Ted?" "Looks like a snowball with a rock in it...I'll know more when I get it back to the lab."

'Don't forget the plan - When he gets weak from laughing - Hit him with your left!'

'It appears Alzedo is toying with his opponent.'

'No, I'm not running rabbits past your snow fort!'

'That was a peach of a right hander the referee gave you!'

'Work the jab! Move your feet! Attack, attack, attack! ...But be careful. He's got a human shield.'

Wrestling Champion.

"Timmy, thank you for your science report..."Yawning is Contagious.'"

'Break a leg.' - 'Thanks a lot.'

Boxing Trainer: 'And watch out for this fella. He has a huge Left Hook.'

"Try a new tactic, punch back."

'You know that thin person inside you, struggling to get out? -- He seems to have gained weight, too.'

Man in church sees sign: Thank you for not yawning.

'Sales has challenged us to a snowball fight.'

'I know I can count on you... that's the problem.'

'Look out for his low punches.'

'What do we do now? I can't count to ten can you?'

Yawn

'He has a great left hook,'

'You've got him worried - he's afraid he's going to kill you!'

"...and forget your damn sensitivity training."

'Such petulance!'