Karan Johar recently shared his fashion favorites, praising Ranbir Kapoor's Ayan Sanger and Shah Rukh Khan's Dev Saran for their iconic style. Emphasizing personal expression over validation, he humorously revealed his habit of borrowing jewelry from his mother, Hiroo Johar, including a beloved solitaire necklace – though she remains blissfully unaware. Johar's directorial project 'Rocky Aur Rani Kii Prem Kahaani' stars Ranveer Singh and Alia Bh…