The American television sitcom Saved by the Bell , that aired on NBC from to , follows a group of six high school students and their principal, Mr. He is portrayed by Mark-Paul Gosselaar. Though the character appeared in several different television programs, Gosselaar made a concerted effort to keep the character fundamentally the same through its various incarnations. Screech and Lisa are two of Zack's friends in these episodes. Other friends that are regularly featured are Mikey Gonzalez, a close friend who is often involved in Zack's scheming, and Nikki Coleman, who often butts heads with Zack on many issues. His best friend Mikey is a good student and is often supportive of him, and helps him with schoolwork a lot.
Lieutenant Keyla Detmer was a Human female Starfleet officer who lived during the mid- 23rd century. Detmer earned her pilot's license at age DIS : " New Eden ". Six months after the destruction of the Shenzhou , Detmer was promoted to full lieutenant and was assigned to serve as helm officer under Captain Gabriel Lorca on the USS Discovery , by which point she appeared to have cranial and ocular implants. Upon seeing mutineer Michael Burnham for the first time on the Discovery , she chose not to speak to her. Detmer was responsible for initiating the Discovery 's spore drive , and was at the helm when the ship made attempts to reach Corvan II , both an initial abortive attempt, which saw her maneuver the ship out of the gravity well of an O-type star , and a second attempt, during which Detmer brought Discovery to a halt over the mining colony.