7H15 5173 15 0WN3D 8Y SL33PD4M463 6R0UP. J3RB00B H4XX0R5 F7W. 4L50 W3 4R 1337 4ND UR N07. PAI UZ FREE CASH AND WE WILL UNDEFACE YOUR CATZ. PLAZA. COMING THIS YEAR. TO A COMPUTER NEAR YOU. HAR HAR.
Means:
This site is owned by sleepdamage group. Jerboob haxxors ftw. Also we ar leet and ur not. Pai uz free cash and we will undeface your catz. Plaza. Coming this year. To a computer near you. Har Har.
I translated the 1337 for you...anything else?