Sarah Jane investigates the 4th of July, what it is and why it's a big day for the American people, with contributions from Kelly Rowland and Zena Gibbs.
Twin B presents three homegrown tunes which he tips for the top in Best Of British with new music from Kano, new talent Andreya Triana and old favourite Richie Dan.
Counting down the biggest selling tracks of the week in the 1Xtra Chart, plus Dane Bowers takes part in the New Music Review.
The troublemakers are here. It's the semi-final of Ace and Vis' World Cup 16 contest and they judge freestyles from rappers representing South Africa and Ghana.
DJ Target sits in for Trevor Nelson with the best in RnB to get you in the groove for a Saturday night.
The hottest hip hop joints, mad exclusives and big dawg artists. Giggs stops by the studio for a catch up with the Big Dawg himself.
MistaJam's Saturday Night Soundclash - dubstep, funky, grime, hip hop, RnB, drum 'n' bass, house, dancehall and everything in between.
Wall to wall drum and bass. Jayline joins Grooverider in the studio for a live mix and chat.
1Xtra's Seani B has the biggest upfront flavours in the mix. Seani unveils the Summer Vibes Mash Up Mix with the tunes you've been requesting all week!