Idioms of slapstick and laughing.

Idioms about laughter and their explanations are as follows:

Hip-hop haha laughed and slapped, describing the appearance of laughing happily. Also describe the attitude is not serious, not serious.

Hippie smile: describes the appearance of laughing inappropriately.

Saliva, eyebrows and eyes: You are still a hippie. Describe the appearance of laughing without being serious.