A play on word for the Digi Box (Digital TV) and referencing Glenn Quagmire's catchphrase of Family Guy fame for his hypersexuality.
To allow the viewing of porn 24 hours a day, 7 days a week, 365 days a year.
Man 1: "what did you do at the weekend mate?"
Man 2: "Spent the whole weekend checking out the Giggi-box"
Also see man talk