Tonight 162 seniors are scheduled to graduate from Chattooga High School and tomorrow 87 seniors are scheduled to graduate from Trion High School.   Chattooga Commencement gets underway at 8 P.M. this evening at the high school football field and Trion’s graduation exercises will take place at 10 A.M. at the high school gym.  Students scheduled to speak at the Chattooga High School graduation include Megan Mitchell, the salutatorian and Mathew Hicks, the valedictorian.  At Trion honor graduates Sarah Katherine Eleam and Cameron Howard Day along with Season Nicole Helms will address their classmates.