The Veronicas chat about their love for Billy Corgan and their plans for the Smashing Pumpkins in Oz

Jessica Origliasso and Billy Corgan touched down in Perth last night ahead of the Smashing Pumpkins' Aussie tour.

Jessica and sister Lisa -- aka The Veronicas -- sat down with NovaFM for an exclusive chat to discuss their adoration for Corgan, their love of the Smashing Pumpkins and their plans for their Aussie visit.