Season 1 episode 4

Blair is happy because her mother, Eleanor, chooses her to be the model of her new collection of clothes. However, her joy quickly turns into jealousy, she feels betrayal when Serena stands in the spotlight, then pricks her headlining and Blair finds herself in her shadow. Serena and Dan realize that they belong to two different worlds.
Nate and Chuck on their side are organizing a weekend in boys to relax after the week