BRS is left with a big jolt after the party's Rajya Sabha members and senior statesman K Keshava Rao, along with his daughter Gadwal Vijayalakshmi, the mayor of GHMC were formally invited to join Congress by CM Revanth Reddy today. But interestingly, KK's son, Viplav, who is also active in politics has decided to stay back with BRS.