Danny Saucedo will compete with the song Dandi Dansa.
In 2012, he came second after Loreen who later won the entire Eurovision with Euphoria.
He has also competed with the group EMD 2009, as a solo artist in 2011, as a songwriter in 2016 and in 2013 he hosted the show.
Melodifestivalen releases an artist in the hour between 7 and 15 for three days.
The melody festival starts on February 6 and the final is held on March 13.
This year there will be no tour around the country, but all competitions will be broadcast from Stockholm without an audience.