Fairly certain that's made up and has been doing the rounds for several years. **** knows why they're resurrecting it.
It's almost five years old, but the thick cow was real... https://www.mirror.co.uk/news/uk-news/british-woman-81-claims-benidorm-13075153
Give the poor old bugger a break! Makes for a funny story but it does sound like she had something to complain about. As for the 'why can't they go somewhere else' bit, the Mirror doesn't always quote verbatim does it...