Original: Verizon Ladies First Tour is a 2004 concert tour by American R&B - soul singers Beyoncé and Alicia Keys and American rapper Missy Elliott , with Canadian singer Tamia as their tour guest .
Simplified: Verizon Ladies First Tour is a 2004 joint concert tour by American R&B \/O/ soul singers Beyoncé and Alicia Keys and American rapper Missy Elliott .