Raveena Tandon celebrated her son Ranbir Thadani's 18th birthday with a heartfelt Instagram post. She shared a series of adorable childhood photos of Ranbir and her daughter Rasha, welcoming Ranbir to adulthood with a loving note.<br /><br />#RaveenaTandon #RanbirThadani #Happy18th #Adulthood #ProudMom
