There have been some famous dance-offs down the years - the Jets and the Sharks in Westside Story, Austin Powers and Britney Spears in Goldmember, and Stifler's nightclub outing in American Pie 3: The Wedding.
But now train track rival firms South Western Railway and Great Western Railway have thrown down the gauntlet to one another.
They have joined in the coronavirus lockdown craze of choreographing short dance routines on social media - just like West Country hospital staff and paramedics before them.
South Western Railway were first to record their moves - a platform routine to Y.M.C.A by Village People - and sent it out on Twitter.
WATCH THE SOUTH WESTERN RAILWAY DANCE ROUTINE:
In response, Great Western Railway then raised the stakes with a creatively edited video of their own showing numerous employees (and a child) dancing to The Loco-Motion.
WATCH THE GREAT WESTERN RAILWAY DANCE ROUTINE: