If you ever dreamed of doing ABBA sing-offs iPhone-style, your day has come. The new ABBA Singbox app just hit the App Store for $2.99, and it gives new meaning to mobile karaoke.

Will every major band with a string of hits from yesteryear have an app like this someday Wouldn't shock us. Who's next, The Who Journey Huey Lewis Feel free to cast your vote in the comments section.

(Via Gizmodo)