Will Ferrell & Manny Pacquiao Sing John Lennon's "Imagine" 19.58K Whitney Jefferson 11/02/10 09:38AM Filed to: Jimmy Kimmel Live Jimmy Kimmel Live Will Ferrell Jimmy Kimmel tweet Deadspin Will Ferrel's recent string of talk show performances hasn't ended just yet: last night, he performed a duet with Filipino professional boxer Manny Pacquiao. The song of choice was John Lennon's "Imagine" and honestly — it was pretty good!