Amid rift within the Punjab Congress, Chief Minister Amarinder Singh on Thursday hosted a lunch at his residence for party leaders.Senior Punjab Congress leaders from urban areas including group of Cabinet Ministers are present at the meeting which is taking place in Chandigarh. The development comes a day after disgruntled Congress leader Navjot Singh Sidhu on Wednesday met with party leader Rahul Gandhi in the national capital. Before meeting Rahul Gandhi, Sidhu met party general secretary Priyanka Gandhi Vadra at her residence.