Lucknow, Dec 21 (ANI): Congress leader Sanjay Singh's son Anant Vikram Singh on Sunday joined BJP. Singh along with his supporters reached Lucknow and joined the party. He has been in news since past two to three months over the controversy about the ownership of the Amethi Palace. Uttar Pradesh BJP President Laxmikant Bajpai welcomed Singh with garlands and welcomed more to join BJP through its mobile messaging service.