All 3 Uses

jubilant
in
Flags of Our Fathers
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Amid the jubilation, he experienced a chill of a darker sort than Lindberg's or McEldowney's.†
Chpt 11. *

jubilation = happiness and joy
Their boat touched the beach just after the flag went up, and the mood among the high command turned jubilant.†
Chpt 11.

jubilant = full of happiness and joy
The story began, "Two men who took part in the historic Iwo Jima flagraising sounded a note of sadness and disillusionment today as Buffalo jubilantly celebrated the first anniversary of V-J Day."†
Chpt 17.

jubilantly = in a manner that is full of happiness and joy

Definitions:

(1) (jubilant)
full of happiness and joy -- typically because of some triumph or success
(2) (meaning too rare to warrant focus)