Has the Halo 3 Co-op on Legendary ever been done with all skulls activated?

[Frank F]

Me and my friends are going to do this and we're confirming if this has been done to see what we're in for.

 

[Johnathan M]

it can be done me and my cousen are trying to do it were almost done lolz let me tell u if is kinda hard if u need more ppl i'll join in gamer tap is kirby045 is ur gona do it on live