Downloading "If I Die Young" by Eminem, featuring Lil Wayne:

The song titled "If I Die Young" is not an official release from either artist; it is a popular fan-made mashup The Origin of the Track

• Lil Wayne (feat. Eminem) – “Drop the World” (from Rebirth, 2009)
• The Band Perry – “If I Die Young” (2010 pop-country hit)

because it bridges the gap between mainstream pop-sensibilities and the gritty realism of hip-hop. Eminem’s Verse

27 Jul 2012 — Eminem feat. Lil Wayne - If I Die Young // Remix. YouTube·EminemOnStageHD Eminem - If I Die Young Feat. Lil Wayne & Gudda Gudda

As a sidenote, Eminem and Lil Wayne have collaborated on numerous songs, including "She Will" and "No Love." However, they are not associated with "If I Die Young," which is a country music song by The Band Perry.

Below is a detailed blog post written to address this search intent, explain the mix-up, and guide readers toward the actual music they might be looking for—while respecting copyright and safety.