Teen Titans Go! (2013)

S04E26 Hot Salad Water

Title: Steaming Tea Trouble Plot: After the Titans start speaking with a British accent due to a peculiar batch of tea, Robin finds himself in a race against time to prevent a new British invasion led by none other than the Queen of England. With America at stake, he must rally his friends and devise a clever plan to counter this unexpected threat before the situation spirals out of control.