Walter "Dot Com" Slattery, along with Grizz, is part of Tracy's entourage. Dot Com is portrayed by Kevin Brown. His nickname is derived from when he was an investor of the failed Worldcom. He became a regular character in Season 2. He has a book club.
Dot Com is well educated and is even the leader of a history club. He knows the respect of love for he kept quiet about his own love for Feyoncé, who was engaged and later married to Grizz.
His love for Tracy cannot be questioned, for he is his voice of reason.
At the epilogue of 30 Rock, he is seen on the set of Grizz's new sitcom implying he has become a production assistant.