Originating from an advertising slogan for the orange drink Jubbly, with the phrase "lubbly Jubbly", it was one of many mangled expressions uttered by Delboy played by David Jason in the eighties sitcom Only Fools And Horses by John Sullivan as an expression of delight at some event.
Like that It's not the first time Marvel[...]
only fools and horses Archives
And that it was a swear word of choice from the character Derek Trotter, or Del Boy, played by David Jason in the long-running and family-aimed British sitcom, Only Fools And Horses, as a replacement for more offensive words Indeed, here is a compilation.
Hopefully no one got triggered by that So, for its first appearance[...]