Who is the composer of the studio album "on the rock" and a Grammy award winner?
On the Rock On the Rock is the 20th studio album by Argentine singer-songwriter Andrés Calamaro, released on June 1, 2010.
David Paich David Frank Paich (born June 25, 1954) is an Emmy and Grammy award-winning American keyboardist, singer, composer, recording producer, and arranger, best known for his work with the rock band Toto. With Toto, Paich has released 17 albums and sold over 30 million records. Additionally, Paich has contributed to a host of artists with his songwriting and arrangements including working with Boz Scaggs extensively in the 1970s and Michael Jackson in the 1980s.