![Slash (left) and Jeff Beck perform at a soundcheck at the Hippodrome de Vincennes in Paris on June 6, 1992](https://cdn.mos.cms.futurecdn.net/CjX5PWfPj9MriY7AGqUHTZ-320-80.jpg)
Watch Jeff Beck play Locomotive with Guns N' Roses at a 1992 soundcheck for a live collaboration that never happened
Beck would ultimately pull out of his performance in Paris with the hard-rock giants – and, potentially, Aerosmith's Steven Tyler and Joe Perry – leaving these rehearsal videos as a tantalizing 'what if'