Willis praises Timberlake's acting skills

Bruce Willis has been singing the praises of Justin Timberlake, after the two recently worked together.

The pair collaborated on the fourth film in the Die Hard series, entitled Live Free Or Die Hard.

"It's a great cast and a great story. Wait until you see Justin Timberlake in this film, he has become a movie star," Willis said.

Live Free Or Die Hard is due to be released this June.