John Mayer Music CD Bundle 4 CD Bundle 1. Heavier Things 2. Room for Squares 3. Battle Studies (Copy) 4. Continuum (I Tunes Copy) Room for Squares is the debut studio album by American singer-songwriter and guitarist John Mayer, originally released on June 5, 2001. Heavier Things is the second studio album by American singer-songwriter John Mayer, released on September 9, 2003. Continuum is the third studio album by American singer-songwriter John Mayer, released on September 12, 2006. Battle Studies is the fourth studio album by American singer-songwriter John Mayer, released on November 17, 2009. Pre-Owned in Excellent Condition - Normal wear and tear on cases. CDs in excellent condition. Untested. One Owner Estate Collection Smoke Free/Pet Friendly Storage All Reasonable Offers Considered Fast Shipping 10% off two or more listings in this closet Bundle to save on shipping Make us an offer.