EastEnders (Mark Thrippleton); wheeler-dealer Vince Johnson (Hepburn Graham) and Laurie Bates (Gary Powell), who became Pete Beale's (Peter Dean) sparring partner. The majority of "EastEnders" characters are working-class. Middle-class characters do occasionally become regulars, but have been less successful and rarely become long-term characters. In the main, middle-class characters exist as villains, such as James Wilmott-Brown, May Wright, Stella Crawford and Yusef Khan, or are used to promote positive liberal influences, such as Colin Russell or Rachel Kominski. "EastEnders" has always featured a culturally diverse cast which has included black, Asian, Turkish, Polish and Latvian characters. "The expansion of minority representation
EastEnders the conclusion of the "Who Killed Archie?" storyline, when Stacey Branning revealed she was the murderer. Viewing figures peaked at 16.6 million, which was the highest viewed episode in seven years. Other events to mark the anniversary were a spin-off DVD, "EastEnders: Last Tango in Walford", and an Internet spin-off, "". Santer officially left "EastEnders" in March 2010, and was replaced by Bryan Kirkwood. Kirkwood's first signing was the reintroduction of characters Alfie Moon (Shane Richie) and Kat Moon (Jessie Wallace), and his first new character was Vanessa Gold, played by Zöe Lucker. In April and May 2010, Kirkwood axed