Looks like Mark Millar is seeing the movie in April - Twitter conversation with Bryan Singer:
Bryan Singer @BryanSinger 18 Mar
Just had an amazingly lovely chat about the future with the talented @mrmarkmillar. Always a pleasure! #XMen
Mark Millar @mrmarkmillar 18 Mar
@BryanSinger Great to chat, fella, & more excited than ever about X-Men. Let's grab that booze when I'm out seeing Jim's Wolvie in Apr.