Kerala Chief Minister Oommen Chandy, with over half-a-million "likes" on his Facebook page, is now the most "liked" Congress leader on the social media platform pushing former India prime minister Manmohan Singh to second place.A statement issued here Thursday by Chandy's office said that with his likes now touching 501,500 he has entered the list of the top 20 politicians in the country, that includes four other chief ministers.Singh has a total of 463,011 likes, while Rahul Gandhi has 360,454 and former union minister and Thiruvananthapuram Lok Sabha member Shashi Tharoor has 235,343.Forty percent of those who have "liked" Chandy are from outside the country, while Prime Minister Narendra Modi has just seven percent 'likes' from abroad.