Welcome Back is the third studio album by American rapper Mase, released August 24, 2004. The album debuted at No. 4 on the charts, selling 188,000 copies in the first week. The album would eventually go Gold, selling 559,000 copies in the United States. This was Mase's first album to not have a Parental Advisory warning, and his first official studio release since 1999's Double Up. "Welcome Back" samples the Welcome Back, Kotter theme song.