SPOILER ALERT: This story contains spoilers for Season 2, Part 2 of “ Wednesday ,” now streaming on Netflix.

Last Halloween, Oscar-winning costume designer Colleen Atwood was accepting Variety’s creative impact award at SCAD Savannah Fest. Immediately after, she had to head to Los Angeles for a mysterious VIP fitting for “Wednesday.”

That VIP fitting turned out to be for Lady Gaga’s cameo in episode 6, “Woe Thyself.” In the series, Gaga plays a deceased ghostly teacher, Rosaline Rotwood.

Jenna Ortega’s Wednesday encounters Rosaline one night after following the advice of her Grandmama Hester Frump (Joanna Lumley). In her efforts to strengthen her psychic gift, she visits Rosaline’s tomb and reads the inscription, which transports her into the tomb. She finds herself facing the

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