Happy street, alternatively called open street or fun street, are open to all public celebrations organised in many European and Indian cities; mostly on some Sunday or some other specific day, initiative encourages people to use non-motorised transport and to come out onto the streets to socialize every Sunday morning through a wide array of activities; Where in families and people of all ages can simply get out in the middle of the street to walk, run, jog, dance, bicycle, sing, skate or play.