you could do

on !@*:JOIN:#: {
  var %$ welcome $nick Time now is $time(h:nn tt) $+ , what's yours $nick ?|oh yes it's $nick !|Please do have fun in # and stay as long as you like $nick |Fancy seeing you here $nick !|WOW it's $nick !|Hey $nick $+ , $nick(#,$r(1,$nick(#,0))) was looking for you|Welcome back $nick(#,$r(1,$nick(#,0))) oops I mean $nick |Welcome $nick !|Howzit $nick ?|Hey $nick $+ , $nick(#,$r(1,$nick(#,0))) was speaking behind your back|wb $nick
  .timer.join 1 1 .bs say # $gettok(%$,$r(1,11),124)
}