she made her first appearance in plot one (beautiful) when talking to Veronica Sawyer about renting a movie called the 'the princess bride' then Veronica asks her doesn't she have it memorized by now then Martha responded that she's a sucker for a happy ending.Kurt Kelly came and smashed Martha's lunch tray onto the floor
Martha tells Veronica she suspects J.D. of murdering the jocks, believing Ram's "love note" is proof. Veronica, urged on by Chandler's ghost, confesses that she forged the note to humiliate Martha, who runs off in tears.
Martha made her last appearance (seventeen reprise) and became with Veronica again and befriended Heather McNamara