These events will cause a talking mouth. Because when it comes to audience participationThey have a photo and share it on social networking. Make it spread quickly, and spacious.
The event is said to cause a buzz. because When the target groups to participate. they are taking pictures and sharing them on social networks. Thus spread quickly and widely.
Activities like this will cause speech mouth because when the target to attend the activities they will shoot and sharing on the social network. To spread quickly and widely.