One Two Cha Cha Chaa

One Two Cha Cha Chaa is an electrifying, high-energy dance track from the upcoming Tamil action-comedy film Vaa Vaathiyaar, starring Karthi in the lead role. Composed by the acclaimed Santhosh Narayanan, the song is sung by Karthi himself alongside Diwakar, marking a rare and playful vocal appearance by the actor. With its infectious retro-inspired beats, quirky lyrics, and pulsating rhythm that fuses classic MGR-era vibes with modern mass appeal, the track has quickly gone viral as the ultimate celebration anthem of the season.