Gossip Girl episode 6

Dan is between two girls when his childhood friend, Vanessa, returns home and declares her feelings for him, just as he and Serena are trying to figure out what they mean to each other. At the infamous masked ball, Blair sends Nate on a scavenger hunt, but Nate is ultimately still distracted by his feelings for Serena. Although Blair makes it perfectly clear that outsiders are not welcome, a disguised Jenny and Dan sneak into the ball. Jenny tells Chuck that he has to go hide and that she will find him by following his clothes, but then she locks Chuck in the roof in underwear.
 Finally, Lily asks Rufus to accompany her to an Eleanor Waldorf event in order to make Bart Bass jealous. And kissed, it works because Bart went to talk to her.

Gossip Girl episode 5

Dan makes elaborate plans to impress Serena on their first official date. And takes her to a fancy place but Serena tells Dan that she hoped some like a different date and he takes her to a bar.The same night, Jenny is invited to the infamous Blair Waldorf sleepover and finds herself in a high stakes game of "truth or dare." Blair dare Jenny to steal a coat from Eleanor Waldorf's store, and she got caught, but she lies about being Eleanor's daughter Blair and they let her go. Meanwhile, when Lily discovers that Eric is missing from his treatment center, she finds herself seeking help from her ex-boyfriend, Rufus. Jenny and Blair went for him. 

Dead's Day

Day of the Dead is a Mexican holiday observed throughout Mexico and around the world in other cultures. The holiday focuses on gatherings of family and friends to pray for and remember friends and family members who have died. In 2008 the tradition was inscribed in the Representative List of the Intangible Cultural Heritage of Humanity.
It is particularly celebrated in Mexico where the day is a public holiday. Prior to Spanish colonization in the 16th century, the celebration took place at the beginning of summer. It was moved to October 31, November 1 and November 2 to coincide with the Roman Catholic  and All Soul's DayTraditions connected with the holiday include building private altars called ofrendas, honoring the deceased using sugar skulls, marigolds,  and the favorite foods and beverages of the departed, and visiting graves with these as gifts. Visitors also leave possessions of the deceased at the graves.

Gossip Girl episode 4 "Bad News Blair"

In this episode Blair's mother, who is a famous designer , asks Blair if she wants to participate as a model by taking photos, but there's a problem: Blair isn't good at it. Serena notices that and goes to help her. The day after, Blair's mom, Eleanor, tells Blair that she doesn't need her anymore, and Eleanor asks Serena if she wants to be the model. Big problem.
Serena tells Blair that she won't take the photos, so they steal a dresses and go to the street taking them own photos.
Changing the subject... Dan really wants to hang out with Serena, but she's too busy with her "best friend". Poor Dan.