On *:INPUT:*:{
  If ($1 == brb) say 12,1(_4,1Be Right Back12,1_)8,1 $2-
  If ($1 == lol) say 12,1(_4,1Laughing Out Loud12,1_)8,1 $2- 
  If ($1 == ty) say 12,1(_4,1Thank You12,1_)8,1 $2- 
  If ($1 == wb) say 12,1(_4,1Welcome Back12,1_)8,1 $2- 
  If ($1 == idk) say 12,1(_4,1 I Don\'t Kknow12,1_)8,1 $2-
  halt
}