Happy Birthday Assembly

/* Via @xtingray */

SECTION .data

msg db "Happy birthday to you!!! XD",0xa ;
len equ $ - msg

SECTION .text
global main

main:
mov eax,4 ; write system call
mov ebx,1 ; file (stdou)
mov ecx,msg ; string
mov edx,len ; strlen
int 0x80 ; call kernel

mov eax,1 ; exit system call
mov ebx,0
int 0x80 ; call kernel