Blog Pop Video Marina and the Diamonds – YouTube Presents on 8/15 at 4 pm ET! Posted on August 7, 2012August 27, 20121 minute readbyBeats4LA Watch her live. Marina and the Diamonds announces a live performance and Q&A for fans over livestream on Youtube Presents. August 15 2012, at 4 pm ET, get into it. We love this girl.