Also note the name of the band on the poster. Epileptic Fish? Really? (So their music is cold-blooded, wet, and spasmodic?)
Hint 4
Finally, look at the whiteboard, which to Joey is just a string of numbers and letters, but to Rosa is a class schedule.
Hint 5
Rosa sees a class she took and even remembers the teacher's name: Elaine Appleton. Oogle that name to get a phone number.
Hint 6
Professor Appleton gives a lot of background on Jame, including the fact that she was hanging out in a nightclub called Munray's (Oogle it for the address) --