article_snippet.sent: Motown legend Gladys Knight  
article_snippet.sent: Motown legend Gladys Knight tweeted: '
article_snippet.sent: Floyd Mayweather retweeted the post to Floyd Mayweather 5.8million followers and earlier in the day, Floyd Mayweather thanked  Motown legend Gladys Knight for watching  Motown legend Gladys Knight in the gym.
article_snippet.sent: The 38-year-old tweeted to his 5.8million followers: 'Thank you @MsGladysKnight for coming to support me at the gym today.'
article_snippet.sent: Knight (left) is best known for singing hits such as 'Midnight Train To Georgia' and 'Friendship Train'