Ecstatic

[Rihanna]

A feeling of total [elation] and happiness, for any reason. Most often people feel ecstatic at good news, as it is a breif emotion, lasting seconds or minutes at most.

[Sarah]

Pertaining to, or caused by, ecstasy or excessive
emotion; of the nature, or in a state, of ecstasy; as, ecstatic gaze;
ecstatic trance.

[Renato]

feeling or expressing [overwhelming] happiness or [joyful] [excitement].

it has the same meaning with happy.

[Little_Girl]

A person that is happy or [excited]. Another word for [joyful] and can be used in different [ways].