Have to agree with you....cheers....bottom's up...!
bottom on the chair 
No.....of the glass.....when we have a drink of wine/beer, we say 'bottom's up'.. (bottom, is the bottom of the glass) meaning drink up...when you drink the bottom of the glass lifts up in the air as you drink.......doh..
Double....doh!...doh!...umm...
tonight, I will sleep less dumb
Sweet.....
