Los Angeles-based Wells has recently visited Lithuania as part of Imagine Dragons' Smoke + Mirrors tour. He has worked with top international stars like Quincy Jones, Barbra Streisand, The RZA & Wu Tang Clan, John Mayer and others.
He has also cooperated on the Grammy-winning Broadway musical Hamilton and The Pentatonix's super-hit Can't Sleep Love.
Wells' comments about the performances of Lithuanian Eurovision hopefuls via a video call from his home, joining several other judges of "the international jury". The final score for each performer will consist of points awarded by the international jury, the local studio jury and audience's televotes.
Latvian star band Brainstorm, whose hit song, My Star, landed the third Eurovision spot in 2000, is guest performing on Saturday's show.