Cajon Valley Jamboree starts this Friday and San Diego East County Cultural Ambassador Sam Mejia and KUSI personality Mike Castellucci stopped by Holy Trinity School in El Cajon to check on the preparations for this not to be missed event. The excitement starts Friday at 5:00 pm and runs through Sunday at 5:00 pm. Festivities include food, music, dancing, crafts and games. For more information go to www.cajonvalleyjamboree.com