Dancing with the Stars is going all Hollywood this weekend as the couples take to the floor for Movie Night.

The songs and dances for this weekend's show were revealed on Can't Stop Dancing on RTÉ2 on Thursday night. 

Having topped the leaderboard last week, Alannah Beirne and her professional partner Vitali Kozmin will dance the American Smooth to City of Stars from La La Land.

Alannah Beirne and Vitali Kozmin will dance the American Smooth

Last week's second-placed couple, Erin McGregor and Ryan McShane, will perform the Charleston to Woo Hoo from Kill Bill

Erin McGregor and Ryan McShane will perform the Charleston

Anna Geary and her partner Kai Widdrington have been tasked with dancing a contemporary routine to Let It Go from Frozen.

Anna Geary and her partner Kai Widdrington will dance a contemporary routine

After surprising the judges last week, Bernard O'Shea will be going all Captain Jack Sparrow as he dances the Paso Doble with Valeria Milova to He's a Pirate from Pirates of the Caribbean.

Bernard O'Shea will dance the Paso Doble with Valeria Milova

For Deirdre O'Kane and John Nolan, this weekend's dance is the Quickstep to Peppy and George from The Artist.

Deirdre O'Kane and John Nolan will do the Quickstep

Jake Carter and Karen Byrne will Cha Cha Cha to The Power of Love from Back to the Future.

Jake Carter and Karen Byrne will Cha Cha Cha

Maïa Dunphy and Robert Rowiński will Rumba to Up Where We Belong from An Officer and a Gentleman.

Maïa Dunphy and Robert Rowiński will do the Rumba

Bottom of last week's leaderboard, Marty Morrissey and partner Ksenia Zsikhotska will be hoping for better scores from the judges when they dance the American Smooth to Pretty Irish Girl from Darby O'Gill and the Little People.

Marty Morrissey and Ksenia Zsikhotska will dance the American Smooth

Sambaing this weekend will be Rob Heffernan and Emily Barker to Jump in Line from Beetlejuice.

Rob Heffernan and Emily Barker will do the Samba

Best of last week's boys, Tomás O'Leary and his partner Giulia Dotta will dance the Paso Doble to Led Zeppelin's Immigrant Song from Thor: Ragnarok.

It will be the Paso Doble for Tomás O'Leary and Giulia Dotta

Following Norah Casey and Curtis Pritchard's elimination last week, a second couple will be going home this weekend. 

Find out who makes it through to week five on Dancing with the Stars, Sunday, 6.30pm, RTÉ One.