歌手《Alex and Sierra》歌词列表：

• Say Something (The X Factor USA Performance)
• Little Talks (The X Factor USA Performance)
• Say My Name (The X Factor USA Performance)
• I Knew You Were Trouble (The X Factor USA Performance)
• Best Song Ever (The X Factor USA Performance)
• Addicted to Love (The X Factor USA Performance)
• I Heard It Through the Grapevine (The X Factor USA Performance)
• All I Want for Christmas Is You (The X Factor USA Performance)
• Say Something (Show Finale Version) [The X Factor USA Performance]
• Say Something (The X Factor USA Performance)