Kevin

Kevin, is a creation of Screech's with artificial intelligence, who lives in Screech's room and usually dishes out advice and witty remarks.

Season 1
Kevin first appeared when Screech had offered to tutor Kelly at his house. He is seen in Screech's bedroom when Kelly came over needing help studying when she was failing science class.

Season 2
The next time he appeared is when Screech needed an assistant for his talent during his performance as part of the Miss Bayside beauty pageant.

Season 4
His final appearance is when all of Screech's friends forgot his birthday. He revealed the information to Zack before later being made Screech's assistant when Screech was made hall monitor.

Notes and Trivia

 * He made a cameo in The Last Year Dance