Amusement

A pleasantly-valenced emotion that results from the sharing of humorous communication, eliciting positive affective experiences from targets and is associated with behavioural expressions such as smiling and laughter.

Reference:
Cooper, C. (2008). Elucidating the bonds of workplace humor: A relational process model. Human Relations, 61(8), 1087-1115. doi: 10.1177/0018726708094861