Watford's form has taken a nose-dive since December, and Quique Sanchez Flores' job is rumoured to be under threat.
Toni Martinez will officially join West Ham United from Valencia in the summer transfer window.
Tottenham are reportedly keen on Valencia ace Shkodran Mustafi.
Manchester United and Aston Villa went head-to-head this weekend.
West Ham are poised to complete the signing of Valencia striker Toni Martinez.
The La Liga club recently parted company with boss Gary Neville, but Quique Sanchez Flores has ruled out a return to his former club.
The former Manchester United man was sacked by Valencia on Wednesday.