The Round-Up is Okayplayer’s weekly playlist of the best songs in the worlds of hip-hop and R&B. This week’s set features new music from Fly Anakin, Ivy Sole, Guapdad 4000, Big K.R.I.T., and more. Scroll through selections from this week’s sequence of the best songs below and subscribe to Okayplayer’s Spotify channel today.  Kaos The Baker featuring Pink Siifu - "Burden of The Divine" Extending a year-long hot-streak, Charlotte's Kaos The Baker links with Pink Siifu for a cerebral string-laden one-off.  Fatlip and Blu - "Gangsta Rap" Los Angeles underground rap vet Fatlip resurfaces with Blu on a glimmering slow-crackling soul loop provided by  Madlib. Fly Anakin - "No Dough" Madlib supplies a sleek and sultry up-tempo groove for Fly Anakin's latest single, announcing the Richmond rapper's debut album, Frank, which is out on March 11th via Lex Records.  Ivan Ave - "Gear" Ivan Ave signals a new project may be on the horizon with a warbled and warm new single produced by Sasac.  Ivy Sole - "Call Me" Ivy Sole resurfaces with a shifty earworming single, which arrives by way of a visual with all the trimmings of early 2000s rap and r&b grails.  Big K.R.I.T - "So Cool" Fresh off an appearance on Robert Glasper's sobering new single, Big K.R.I.T comes through with a smooth-as-hell self-produced transmission, paired with a very dapper visual accompaniment.  Guapdad 4000 - "I Need Bands"   Scam rap sultan Guapdad 4000 slips into the new year with a new twist on an LL Cool J classic.