Can Make It Better" contains a sample of "Make It Easy on Yourself" as performed by The Three Degrees. Personnel Credits are adapted from the album's liner notes. Musicians Eric Gorfain – violin (tracks 10, 17, 19) Daphne Chen – violin (tracks 10, 17, 19) Victoria Lanier – violin (tracks 10, 17, 19) Julie Rogers – violin (tracks 10, 17, 19) Alyssa Park – violin (tracks 10, 17, 19) Audrey Solomon – violin (tracks 10, 17, 19) Terry Glenny – violin (tracks 10, 17, 19) Susan Chatman – violin (tracks 10, 17, 19) Marisa Kuney – violin (tracks 10, 17, 19) Amy Wickman – violin (tracks 10, 17, 19) Marda Todd – viola (tracks 10, 17, 19) Piotr Jandule – viola (tracks 10, 17, 19) Tom Tally – viola (tracks 10, 17, 19) David Sage – viola (tracks 10, 17, 19) Richard Dodd – cello (tracks 10, 17, 19) Matt Cooker – cello (tracks 10, 17, 19) Armen Ksadjikian – cello (tracks 10, 17, 19) Victor Lawrence – cello (tracks 10, 17, 19) Jason Torreano – contrabass (tracks 10, 17) Francis Senger – contrabass (tracks 10, 17) Denise Briese – contrabass (tracks 10, 17) Gary Grant – trumpet, flugelhorn (tracks 10, 17) Dan Fornero – trumpet, flugelhorn (tracks 10, 17) Andrew Martin – trombone (tracks 10, 17) Stephen Holtman – trombone (tracks 10, 17) Bruce Otto – bass trombone (tracks 10, 17) Rick Todd – French horn (tracks 10, 17) Brad Warnaar – French horn (tracks 10, 17) Ervin "EP" Pope – keyboards (tracks 9, 17) Keenan "Keynote" Holloway – bass (tracks 9, 17) Tom Craskey – keyboards (tracks 13, 20) Dave Tozer – guitar (tracks 13, 20) Michel Gondry – live drums (tracks 13, 20) A-Trak – scratches (track 4) Tony "Penafire" Williams – additional vocals (tracks 2, 6, 8, 9, 14) John Legend – additional vocals (tracks 16, 17) DeRay Davis – additional vocals (track 1) Plain Pat – additional vocals (track 4) Don C. – additional vocals (track 4) Keyshia Cole – additional vocals (track 8) Charlie Wilson – additional vocals (track 8) Patti LaBelle – additional vocals (track 9) Strings – additional vocals (track 11) Production Anthony Kilhoffer – recording (tracks 3, 4, 6, 8–14, 16, 17, 19, 20) Andrew Dawson – recording (tracks 2–4, 6–8, 16, 17, 21), mixing (tracks 8, 16, 17, 19) Tom Biller – recording (tracks 2, 4, 11–14, 16, 17), strings