You can check it all out here.
Details of the event so far are:
“Once every century, on precisely the thirteenth year, evil comes out to play. This fall, for 14 select nights, Howl-O-ScreamÂ® 2013 returns to Busch GardensÂ® Tampa with tormenting surprises around every corner and unexpected terrors.
Opening weekend for Howl-O-Scream 2013 is Friday and Saturday, Sept. 27 and 28. The event then runs Thursday through Saturday nights, Oct. 3-5, 10-12, 17-19 and 24-26. Operating hours are 7:30 p.m. to 1 a.m. on Thursday nights and 7:30 p.m. to 2 a.m. on Friday and Saturday nights.
Busch Gardensâ€™ 335 acres will be overgrown with dark, sinister, adult-targeted fun and the chance to ride adrenaline-fuelled coasters at night, including Floridaâ€™s first triple-launch coaster, Cheetah Hunt.
Get your tickets early and save on a single terrifying night at Howl-O-Scream 2013. For a limited time, any single-day admission to Howl-O-Scream 2013 is $47. Or, if youâ€™re scared to go alone, you and three friends can save on a pack of four tickets to Howl-O-Scream on Thursdays for only $30 per person. Busch Gardens Tampa pass members can take advantage of their exclusive discount on any single-day admission to Howl-O-Scream for only $37.
Howl-O-Scream is a separate ticketed night event. No costumes are allowed.”