Mumbai: Shiv Sena (UBT) functionaries, including Kalyan’s office-bearer Nasru Sheikh, joined the Congress along with hundreds of his supporters at the party headquarters, Tilak Bhavan, in the. Following the municipal elections, the Congress registered as a joint group with the Shiv Sena (UBT). The Shiv Sena (UBT) has 15 elected corporators, while the Congress has three.