A day after switching to the BJP, a group of 10 rebel Congress legislators from Goa on Thursday officially joined the party at its headquarters in the national capital in presence of its Working President JP Nadda. Earlier, Goa Chief Minister Pramod Sawant along with two of the legislators met BJP President and Union Home Minister Amit Shah in Parliament. Ten Congress legislators, led by Leader of Opposition in the Assembly Chandrakant Kavlekar, joined the ruling BJP, increasing its strength to 27 in the 40-seat house.