"Prove It!": Navjot Sidhu Furious As Amarinder Singh Hints He May Join AAP Punjab Chief Minister Amarinder Singh had recently slammed Navjot Singh Sidhu, calling his outbursts "total indiscipline" and suggesting that he may be leaving for the Aam Aadmi Party. Updated: May 22, 2021 3:48 pm IST "Prove one meeting that I've had with another party's leader?!" Navjot Sidhu tells Amarinder Singh (File) Chandigarh: Congress leader Navjot Singh Sidhu, who has been critical of Punjab Chief Minister Amarinder Singh over the desecration issue, today challenged him to prove that he had met any leader of other party for switching sides. The Amritsar MLA also said he had never asked anyone for any post but was offered cabinet berths many times.