According to the N¤E¤R¤D’s Remix Magazine Interview (June Issue), Missy is workin on her seventh album titled “Block Party” (Due September 30th) with The Neptunes again.“We were working with Missy Elliott, and she was talking 
about this dance she saw someone doing to B-More house music. She showed this video to Pharrell, and he lost his mind, the way these people were dancing and these crazy beats.”
Missy Elliott – On & On feat. Pharrell (05’)
*theneptunes.org/remixmagazineinterview