Actress Kajal Aggarwal is a proud aunt now. The star heroine’s sister and former actress Nisha Aggarwal has delivered a baby boy today. The new bundle of joy in the Aggarwal and Valecha families has been named as Ishaan Valecha.Kajal took to Twitter and posted a sweet photograph in which she was kissing her nephew. Nisha is well-known to Telugu audiences for her movies like Solo, Sukumarudu and Yemaindi Ee Vela etc. She quit acting and married a Mumbai-based businessman named Karan Valechz