On December 18, 2013, American musician and composer Sean Lennon (son of John Lennon and Yoko Ono) shared a photo on his Facebook wall, depicting a pianist playing John Lennon's famous song “Imagine” to the rows of Ukrainian riot police. In a week, the photo has gathered over 16,900 likes and has been shared over 6,100 times.

A screenshot of Sean Lennon's Facebook Mobile uploads picture. The photo depicts a man playing “Imagine” in front of riot police in Kyiv, Ukraine.

The artistic action that took place in Kyiv, Ukraine, during ongoing EuroMaidan rallies. It was conceptualised and implemented by non-partisan activists of the group called Euromaidan's Civic Sector [uk].