Christina Applegate and David Arquette were among the guests at Gwen Stefani baby shower party on Sunday (09APR06). The pop star and rocker husband GAVIN ROSSDALE staged the party at a friend's Hancock Park mansion in Los Angeles. Stefani's ex-boyfriend and No Doubt bandmate Tony Kanal also joined the fun at the party, which had a lambing theme to match the pop star's Lamb clothing line. According to American magazine In Touch, most of the gifts came from hip baby boutique Petit Tresor, where Stefani is registered. The singer's baby is due this summer (06).