Why is Thala Ajith's son Aadvik trending on Twitter?

Tamil superstar Ajith's son Aadvik has become one of the youngest people ever to trend on micrblogging site, Twitter. Fans of Ajith celebrated the birthday of his son, who turned one today by trending #HBDKuttyThalaAadvik on Twitter.

Dedicated fans of the actor have been working since morning to make this hashtag trend.

The star couple welcomed their second baby on 2 March, 2015. Ajith's fans have anointed Aadvik with the name, Kutty Thala.

Aadvik Ajithkumar turns one.We wish d little prince a very happy birthday. #HBDKuttyThalaAadvik #HBDAadvikAjithkumar pic.twitter.com/ueGMnX5uVv

- TRENDS AJITH (@TrendsAjith) March 2, 2016

Superb Combination....😍😍😍😍💪💪#HBDKuttyThalaAadvik pic.twitter.com/QTHeLoIB7m

- ✨ரோஜா✨ (@sangeeta_07) March 2, 2016

A few weeks ago, the couple visited the Chennai passport office to get the toddler's documents in place. A fan had then clicked a photo of the little man and posted it on social media. The photo went viral and Aadvik became an instant social media darling.

Ajith and Shalini wed in 2000. They were blessed with a daughter, Anoushka, in 2008.

Madurai Thala Ajith Fans Celebrating Kutty Thala Aadvik Birthday at the elderly care home :-) #HBDKuttyThalaAadvik pic.twitter.com/447eB6hFu8

- Ajith FC - MADURAI (@Ajith_No1) March 2, 2016