catspyjamas 

awesome, great, cool; 1920s slang.

"That dress is the catspyjamas!"

catspyjamas by Kathy Selden September 26, 2011

Cats Pyjamas 

This band is awesome. apart from the singer/drummer/guitarist. Although the bassist really keeps the band going.

"Man the cats pyjamas are awesome" - as said by my mum

Cats Pyjamas by Josh ware January 4, 2008