Actor Michael Cera has released a surprise album.

The 'Juno' star has uploaded a collection of 18 folk and pop songs under the title 'True That' on his Bandcamp account, priced at $7 to download.

Cera's friend and 'Superbad' co-star Jonah Hill posted a link to the album on his Twitter account urging his 4 million plus followers to check out the songs.

Jonah tweeted: ''My great friend Michael Cera not only is a brilliant actor, he also makes great music. Check it out: (sic)''

Song titles include 'Sexy Danger', 'Gershy's Kiss' and 'Ruth' on which he sings ''Coming through the filter, sweet upon my lips / the smoke mollifies the lung into which it rips''.

The LP also features a cover version of 'Clay Pigeons' by Blaze Foley, an American singer/songwriter.

Cera's profile on the website simply states that ''Michael Cera was born in Canada in 1988 at the tender age of zero''.

This is not the 26-year-old star has displayed his musical talents.

In 2011, he provided mandolin and backing vocals to Weezer track 'Hang On' - which was included on their album 'Hurley'

The actor is also the touring bass player for indie rock band Mister Heavenly, while on screen he played bass for fictional band Sex Bob-Omb in 'Scott Pilgrim vs. the World'.