Based on the date you input, this will return famous birthdays that occured on that day.
/bd -t <-- for today's date
/bd <-- to open the dialog and select yourself
/bd <-- to input via editbox

Month should be in either full-length format, or the first 3 letters (For example, you can use January or Jan, September or Sep)

Example: /bd Jan 1

alias bd {
  if ($mon.check($1)) && ($2 isnum 1-31) && (-t != $1) {
    sockopen bdsock www.on-this-day.com 80
    set %bd.month $1
    set %bd.day $b.day($2)
    dialog -m bd2 bd2
    set %swbd off
    halt
  }
  if (!$1) {
    dialog -m bd bd
    halt
  }
  if (-t == $1) && (!$2-) {
    sockopen bdsock www.on-this-day.com 80
    set %bd.month $asctime(mmm)
    set %bd.day $asctime(dd)
    dialog -m bd2 bd2
    set %swbd off
    halt
  }
  else {
    y Incorrect syntax. /bd or /bd <month> <day>
    y Month should be in full-length format, or the first 3 letters (For example, you can use January or Jan, September or Sep)
    y The day should also be a number between 1 and 31, but it can differ depending which month you choose.
  }
}
alias -l fillmonths {
  did -a bd 1 January
  did -a bd 1 February
  did -a bd 1 March
  did -a bd 1 April
  did -a bd 1 May
  did -a bd 1 June
  did -a bd 1 July
  did -a bd 1 August
  did -a bd 1 September
  did -a bd 1 October
  did -a bd 1 November
  did -a bd 1 December
}

alias -l y echo -tmfi2a $1-
alias -l b.day {
  if ($len($1) == 1) && ($1 isnum 1-9) {
    return $+(0,$1)
  }
  else return $1-
}
alias -l handle_ {
  var %' = 1, %x
  while (%' <= $numtok($1-,32)) {
    %x = $eval($+($,%'),3)
    if ($len(%x) == 4) && (%x isnum) {
      if (!%-) && (!$didwm(bd2,2,$+(*,$eval( $+($,1-,%'),3),*))) { 
        did -a bd2 2 $$iif( $numtok( $eval( $+($,1-,%'),3) ,32) < 5,$eval( $+($,1-,%'),3)) 
        set %-2 %'
      }
      if (%-) && (!$didwm(bd2,2,$+(*,$eval($+($,$calc(%-2 +1),-,%'),3),*))) {
        did -a bd2 2 $$iif($numtok($eval($+($,$calc(%-2 +1),-,%'),3),32) < 5,$eval($+($,$calc(%-2 +1),-,%'),3))
      }
    }
    inc %'
  }
  unset %-
}
alias -l e {
  var %x, %i = $regsub($1-,/(^[^<]*>|<[^>]*>|<[^>]*$)/g,$null,%x), %x = $remove(%x,&nbsp;,birthdays)
  return %x
}
alias -l mon.check {
  var %' = January February March April May June July August September October November December, %x = Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  if ($istok(%',$1,32)) || ($istok(%x,$1,32)) {
    return $true
  }
  else {
    return $false
  }
}

;

on *:dialog:bd:init:0:{
  fillmonths
  did -c bd 1 1
}
on *:dialog:bd:sclick:5:{
  if ($did($dname,2) isnum 1-31) {
    sockopen bdsock www.on-this-day.com 80
    set %bd.month $did($dname,1)
    set %bd.day $b.day($did($dname,2))
    set %swbd off
    dialog -m bd2 bd2
    dialog -x bd bd
    halt
  }
  else {
    var %' = $input(The "day" field must be a number from 1 to 31.,wo,Error)
    halt
  }
}
on *:dialog:bd2:sclick:4:clipboard $$did($dname,2).seltext
on *:dialog:bd2:init:0:dialog -t bd2 On %bd.month %bd.day
on *:dialog:bd2:sclick:3:sockclose bdsock

dialog bd {
  title "Birthday Events"
  size -1 -1 192 51
  option pixels
  combo 1, 3 4 120 164, size drop
  edit "24", 2, 122 3 28 23, limit 2
  text "Day", 3, 125 28 25 16, center
  text "Month", 4, 4 28 118 16, center
  button "G&o", 5, 151 3 37 23
}
dialog bd2 {
  title "On this day..."
  size -1 -1 306 218
  option pixels
  box "Birthdays", 1, 0 0 305 188
  list 2, 5 15 294 168, sort size hsbar vsbar
  button "&Ok", 3, 145 193 75 23, cancel
  button "Clip&board", 4, 65 193 75 23
}
on *:sockopen:bdsock:{ 
  sockwrite -n $sockname GET /onthisday/thedays/birthdays/ $+ $lower($left(%bd.month,3)) $+ %bd.day $+ .htm HTTP/1.1 
  sockwrite -nt $sockname Connection: Keep-alive  
  sockwrite -n $sockname Host: on-this-day.com $+ $crlf $+ $crlf
}
on *:sockclose:bdsock:unset %bd.*
on *:sockread:bdsock:{
  if ($sockerr) {
    did -ra bd2 2 There was an error with the connection.
    halt
  }
  else {
    var %bd
    sockread %bd
    if (*<FONT SIZE=+3>Birthdays</FONT>* iswm %bd) && (%swbd == off) { 
      set %swbd on
    }
    if (%swbd == on) && ($e(%bd)) && (<br>* iswm %bd) {
      handle_ $e(%bd)
    }
    if (<script language="javascript" type="text/javascript*</script>* iswm %bd) && (%swbd == on) {
      sockclose bdsock
      set %swbd off
      halt
    }
  }
}