In the latest episode, troubled Sam Mitchell (Westbrook) chose to head back to Spain without her young son Richard, leaving him in the care of his father Jack.
Addressing her departure on Twitter, Westbrook told fans: "Time to say good bye 2 Sam Mitchell hope you all enjoyed her visit back to Walford @bbceastenders #SamMitchell #EastEnders
"So Sam's gone. No uber in Walford.We still use a good old London Taxi.@bbceastenders thanks for having Sam visit & much love 4 all ur tweets."