David Bowie considered John Lennon to be his greatest mentor and inspiration in the world of music. Bowie praised Lennon for his ability to push the boundaries of artistry beyond just music. The two iconic musicians collaborated on the hit song "Fame," which was equally influential and era-defining. Bowie was initially shy when meeting Lennon, but a shared drawing session helped break the ice and solidify their personal and musical connection. Their collaboration remains a testament to the mutual admiration and creative genius of these two legends.
Source: https://americansongwriter.com/the-era-defining-artist-david-bowie-named-as-his-biggest-inspiration