This is not the first time the two retailers have been at loggerheads over products.
Aldi posts string of cheeky Tweets ahead of new 'copycat' court case with M&S - Daily Record
Aldi's Selling Lemon Drizzle And Salted Maple Fudge Gin Liqueurs
Aldi trolls M&S over new lawsuit about popular Christmas product - Bristol Live
Aldi Christmas gin: why is M&S suing supermarket over Light Up gin - and how did Aldi respond on Twitter?
Aldi loses court battle with M&S over festive gin bottles design
Supermarket giants M&S and Aldi battle in court over festive gin bottle dispute - Edinburgh Live
Aldi 'disappointed' as High Court rules on M&S light-up gin case - Birmingham Live
Aldi's sassy response after Marks & Spencer sues over 'strikingly similar' gin - Mirror Online
M&S sues Aldi over Cuthbert the Caterpillar cake's similarities to Colin, News
M&S accuses Aldi of copying again but this time it's over Christmas gin - Wales Online
Supermarket giants M&S and Aldi face off in court over festive gin bottle fight - Glasgow Live
Aldi loses court battle over M&S gin - so what's in the future for supermarket's dupes? - Mirror Online
Aldi offers M&S 'peace gesture' in bid to end confrontation over popular products - Hull Live