Yolanda Adams and CeCe Winans have joined the lineup for \"We Will Always Love You: A Grammy Salute to Whitney Houston\" in Los Angeles, CBS said. Previously announced performers for the 1-hour special include Celine Dion, Jennifer Hudson and Usher. The show will be broadcast Nov. 16 on CBS. It will be taped Thursday at Nokia Theatre L.A. LIVE. Houston, a Grammy Award-winning gospel and pop singer, accidentally drowned in a hotel bathtub last February after using drugs shortly before she was to attend the Grammy Awards ceremony. She was 48.