United Kingdom, March 18 -- Ariana Madix thinks the new 'Vanderpump Rules' cast have a "tough road ahead of them".

The hit reality series is returning for a 12th season with an all-new cast and Ariana - who previously starred on the TV show - has warned the new stars that it won't be an easy ride.

Ariana, 39, told 'Extra': "I'm excited to see, I guess, how it works.

"It's such a hard thing to do, I think, to put yourself out there . They have a tough road ahead of them . Anybody, I think, who's done that has lived that, and I think they'll be great. They'll have fun."

Ariana learned a lot about herself during her time on 'Vanderpump Rules'.

She said: "I've learned to trust myself. I've also learned to trust my gut more and I think I'...