Ariana Grande is mercilessly trolled over boyfriend Ethan Slater's uncanny resemblance to her BROTHER Frankie - and even Sigmund Freud's great-great-granddaughter thinks it's 'weird'

The singer, 30, has come under fire following the revelation that she had been having an affair with actor Ethan Slater. Now fans are saying he bears a striking resemblance to her brother.