From "Some Day My Prince Will Come" to "Let It Go" - how Disney princess songs (and the women who sing them) have evolved.
Meet the "sassy basket" with the biggest voice in country music.
One of the most popular classical vocalists in the land is lining up a trip to space, which is the inspiration for many of her songs.
Elvis, Little Richard and Cheryl Cole have all sung about Teddy Bears, but there is also a terrifying Teddy song from 1932 and a touching trucker Teddy tune from 1976.
Their frontman (Chris Cornell) started out as their drummer, so Soundgarden takes a linear approach when it comes to songwriting. Kim explains how they do it.
The Scorpions and UFO guitarist is also a very prolific songwriter - he explains how he writes with his various groups, and why he was so keen to get out of Germany and into England.