Premise: Eagles (band) . With five number-one singles , six Grammy Awards , five American Music Awards , and six number one albums , the Eagles were one of the most successful musical acts of the 1970s . The band released On the Border in 1974 , adding guitarist Don Felder as the fifth member midway through the recording of the album . On the Border is the third studio album by American rock group the Eagles , released in 1974 .
Hypothesis: The Eagles only released two albums.
Label: CONTRADICTION