Circle

A round speech bubble with circles and a star inside it.

Speech Bubble with Icons

Three circles of different sizes representing bubbles.

Two slightly irregular circles or bubbles of different sizes.

An envelope with a circle and a speech bubble containing check marks and bars.

Bubble or circle shapes on an abstract background.

Three scattered dots, bubbles or circles 

Five scattered plain circle shapes of different sizes or bubbles.

An icon with overlapping circles, symbolizing frustration inside a chat bubble.