Likes & Dislikes Activities : Like Club Activities : Read, Play Cards, Play Pub Games ...
New Delighted > Overjoyed emotion : Only activated by activities. Energized, Playful and Happy moodlets mixed together. Needs decrease slower, Social need increases faster with social interactions about Liked activities (for example talking about it).
Emotional reactions : Bored when the sim dislikes an activity/hobby and Delighted when the sim likes it.

Passionate trait : Likes & Dislikes preferences have an emotional impact on this sim causing potentially these deaths :

Overjoyed Death : So much joy maybe too much for a lifetime. This ghost is overjoyed forever ("Paradise" level of joy). Rebirth is always unlocked for this ghost. Abilities : this ghost can use their Joyful Aura to turn negative emotions of others into positive ones.
Bored to Death : Bored to death literally the sim was so bored, fell asleep but never woke up. This ghost is bored forever. Rebirth is impossible. Abilities : this ghost can cool down other sims emotions to neutral Fine state and use their Killjoy Aura to neutralize Delighted emotions of other sims.

Delighted emotion could be like Be in the zone from TS2 EP7 FreeTime