Debbie Phelps, also known by her handle @MamaPhelpsH20, gave birth to Michael Phelps, the most decorated Olympian of all time. As the proud mother of a merman, she's as adorably active on Twitter as she is in the stands.
With over 13,000 followers, Mama Phelps is a champion in her own right, helping swimming fans stay abreast-stroke with both adorable old pictures and up-to-the-second updates. She shares great throwback pictures.
She acts hilariously surprised to find her son's face (or a drawing of it) on things.
She shows off the family fashions.
Her pride just makes you proud.
She keeps it real.
She takes cute Mom selfies.
She gets starstruck.
While Michael is busy swimming and stuff, keep up with Debbie for the behind-the-scenes glimpses at the Games.