Leona Lewis’s efforts to help save an Essex animal sanctuary will continue this weekend in LA, where she will host an exclusive fundraising event.The ‘Collide’ star became a trustee and patron of Brentwood’s Hopefield Animal Sanctuary when it was threatened with closure. Aiming to raise £100,000 by the end of the year, Lewis has supported a number of events to help reach the target figure.This Saturday (November 19), the 26-year-old will host ‘An Evening with Leona Lewis and Friends’ at a private residence in Beverly Hills. Featuring performances from herself and friend Natasha Bedingfield, guests will also enjoy cocktails and canapes. Among those expected to attend are X Factor USA stars Nicole Scherzinger, Paula Abdul and Steve Jones, Glee’s Matthew Morrison and Kevin McHale, Rob Kardashian and Kristin Cavallari.Source