Washington D.C.: Matthew McConaughey is all set to voice Universal's upcoming animated musical in 'Sing'.


Matthew McConaughey. Pic/Santa Banta

The musical also stars Seth MacFarlane as a con artist mouse, Reese Witherspoon will play the mother of a litter of 25 piglets and Scarlett Johansson as a punk rock porcupine who is trying to ditch her arrogant boyfriend so she can focus on her solo career, The Independents reports.