Funky Days! (ファンキーデイズ!) is the fourth domestic single by Japanese hip-hop group Lead, released on July 30, 2003. It was their first to be released after their debut studio album Life On Da Beat, bringing in their new era of Brand New Era (2004). The single charted well on the Oricon charts at #10 and remained on the charts for five weeks.

Life On Da Beat is the debut studio album by Japanese hip-hop group Lead. It was released on April 23, 2003. The single debuted in the top five on the Oricon charts and stayed on the charts for five consecutive weeks. Bonuses with the album including one of five original stickers, tickets to one of five events, a chance to enter a t-shirt lottery and a leaflet that included a URL to download a special wallpaper.