Is Olivia Rodrigo's "Vampire" about Taylor Swift? Did the "Eras tour" knock another movie release out of the theaters?

Is Olivia Rodrigo's "Vampire" about Taylor Swift? Did the "Eras tour" knock another movie release out of the theaters? The surprising success story behind Taylor's gowns and why is a Taylor Swift impersonator known as Taylor Sheesh the biggest thing in the Phillipines?