16:00Radio 1 Breakfast with Greg JamesLittle Mix make a call...BBC Radio 1 Duration: 1 hour, 45 minutes Mon 20th Jul 2015, 16:00 on BBC Radio 1 EnglandLittle Mix surprise a listener in Star Caller, plus the Official Chart Update.GenresMusicPop & ChartBrandRadio 1 Breakfast with Greg James Source: BBC Online