General Hospital's Jason Thompsonis heading to primetime. Thompson revealed via Twitter he has nabbed a guest starring role on 90201. Thomspon tweeted:

Anyone a "90210" fan? Doing a guest spot tomorrow and Monday..looking forward to it.

— Jason Thompson (@MyJasonThompson) August 3, 2012

No word on the actor's airdate. 90210 returns Oct. 8 at 8 PM EST on The CW.