Robert Kelly Thomas (born February 14, 1972) is an American singer, songwriter, record producer and multi-instrumentalist, best known as the lead singer of alternative rock band Matchbox Twenty. Thomas also records and performs as a solo artist, with "Lonely No More" released in 2005 becoming his biggest solo chart success. Thomas earned three Grammy Awards for co-writing and singing on the 1999 hit "Smooth" by Santana. He has been a songwriter for such artists as Willie Nelson, Mick Jagger, Marc Anthony, Pat Green, Taylor Hicks, Travis Tritt and Daughtry. Since 1996, his band has released a string of hit singles to radio including "Push", "3AM", "Real World", "Back 2 Good", "Bent", "If You're Gone", "Mad Season", "Disease", "Unwell", "Bright Lights", "How Far We've Come", and "She's So Mean".