Im also going to sdcc with 2 friends and we want to share a room as well! 
Hi christhewriter, welcome to the forums! If you and your friends are interested in sharing a room for Comic-Con, please follow the formatting to help others learn about you and your expectations for the room as well as potential roommates. Others on this forum community may be more willing to contact you for details about sharing a room if you provide some information, as indicated below.
Thank you, and good luck!
IDENTIFY THE TYPE OF REQUEST (Select one):
LOOKING FOR A ROOM SHARE or
LOOKING FOR ROOMMATESName: (This is optional; you can use your forum username instead)
Hotel Area/Name of Hotel: (What is your preferred hotel or area to stay in?)
Days: (Include which days.)
Price Per Night: (Include calculated hotel tax and the like. If you're looking for a room, just write "N/A" here.)
Smoking/Drinking: (Yes or No)
Spaces: (If you're looking for a room, how many people do you want to be in your room? If you're looking for roommates, how many spaces are available in your room? Don't forget to include yourself.)
Preferences and Description:
Age Preference of Roommates: Gender Preference of Roommates: (Type in "all-male," "all-female," or "co-ed.")
Include a brief description about yourself: (Ex: I am a cosplayer, so I have props and other cosplay items that will take up a portion of the room. I'm a morning person, so I like to wake up early to get ready for the day.)
Additional preferences for roommates: (Ex: I prefer someone who is organized and clean.)
NOTE: Do not add your phone number to your post. To protect our forum members from potential phone scams, phone numbers will be removed without notice.
Thank you!