Actress Helena Bonham Carter is expecting her second child with her director boyfriend Tim Burton. The couple already have a three-year-old son, Billy Raymond Burton. Their new baby is due in December. Bonham Carter’s spokesperson says: “They are very happy to be expecting their second child later this year.” Bonham Carter and Burton, who live in London, got together after he directed her in the 2001 movie Planet Of The Apes. She will appear opposite Burton favorite Johnny Depp in the director’s upcoming musical adaptation of Sweeney Todd, which also stars Sacha Baron Cohen and Alan Rickman.