Role in the series
The Cave of the Golden Twilight Treasure first appeared in the episode "The Golden Twilight Treasure!," Jake and his mates discover a firefly one night and call him Brightly. Suddenly, Captain Hook captures Brightly and takes him along on a treasure hunt to the cave of the Golden Twilight Treasure. Jake and the gang must rescue Brightly from Hook before his light goes dim. While searching for riches Hook and Mr. Smee stumble onto the Rolling Hills and were tossed about much to the amusement of Brightly, but Hook and Smee soon come across solid ground and press on to the treasure. After Brightly is safely reunite with Jake and his crew, Hook and Smee enter the cave to uncover the treasure but once the villainous duo enters the cave discover they discover the golden glow was caused by a large swarm of fireflies. Due to going through that trouble for more insects, Hook tries to take his fury out on the fireflies, only resulting in the massive swarm chasing him and Smee out the valley.
The Cave of the Golden Twilight Treasure is briefly mentioned in the episode "Pirate Fools Day!",Peter Pan's Shadow is pooling pranks on the inhabitants of Never Land. Jake ask Skully to fly to Golden Twilight Cave and get Brightly and his firefly friends help to deal with the evil shadow pirate,Shade.
The Cave of the Golden Twilight Treasure is featured in the Disney Junior app game "Jake's Never Land Shapes and Patterns." It’s a starry night on Pirate Island, and Jake, Izzy, and Cubby are going on a treasure hunt with their new friend, Brightly the Firefly. But Captain Hook has overheard their plans and wants to get to the treasure first. It’s up to you to help the crew think fast and find the spots on Cubby’s map. The plot of the game plays similar to the events of the episode "The Golden Twilight Treasure."