Translation of "overjoyed" into Spanish

I want to possess her, naturally, but when she' s with me, I' m overjoyed

Quiero poseerla naturalmente,Pero cuando estoy con ella, estoy alborozado

While some netizens were disappointed by the election results, others were overjoyed.

Aunque algunos cibernautas quedaron desilusionados con los resultados de la elección, otros estaban encantados.

When he learned that he would have a new brother or sister, Oliver was overjoyed.

Cuando conoció que pronto tendría un hermanito, Oliver se puso contentísimo.