Banksy art piece named "Love is in the air" , depicting a protestor caught in the act of hurling a bouquet of colorful flowers instead of a Molotov cocktail, at Sotheby's show in Hong Kong

masterpiece art canvas sothebys collectibles collection culture cultural heritage show event exhibition icon iconic hang painting print prints auction pricy luxury luxurious artist painter visitors face face mask mask banksy protestor demonstrator molotov bouquet flowers