Actress Zareen Khan says she is happy if "things are happening" between superstar Salman Khan and his rumoured Romanian girlfriend Iulia Vantur. She wishes the couple good luck.Asked about Salman39s marriage, Zareen told reporters at the launch of the song "Khallas Veerappan" here: "I have no idea about what39s happening in other people39s lives because there39s so much happening in my life."Will Salman be a good husband? "I really don39t know and I39m not here to judge. I39m happy if things are happening between him and Iulia. I just wish them all the best and I think the whole country has been waiting for him to get married so, I think it will be something to look forward to," said Zareen, who shared screen space with Salman in "Veer".Zareen, who celebrated her birthday on Saturday, donned a "jungle-look" for "Khallas Veerappan". "I never ever imagined myself doing something like this. I think it is their producer Sachiin Joshi and director Ram Gopal Varma faith that they had in me, their vision that I wanted to live up to," she said.The promotional song "Khallas Veerappan" for maverick filmmaker Ram Gopal Varma39s forthcoming movie "Veerappan" has been recreated from "Khallas" -- a song from his 2002 film "Company"."The brief that I got was that I had to depict the spirit of Veerappan, and I hope that I am depicting it. The song was personally my favourite. I am very glad that I could be a part of this song."