Leaked songs are old, says Kesha

London: The 'Tik Tok' hitmaker's private tunes appeared on the web recently sparking speculations that they are set to be included on her upcoming second album, reported Contactmusic.

"I know some music leaked but those are all old songs that are not going on the album.

Promise i'll get you new hit Asap!!! (sic)," she posted on Twitter. Earlier, Kesha, 25, had fallen victim to internet pranksters after her Twitter was hacked.