President Vladimir Putin has put Russia's nuclear forces on high alert. The theory is that the possibility of mutually assured destruction is the strongest of reasons not to press the button. But the pressure is mounting.

Strict water restrictions come into force for millions of people in California as the US west coast continues to experience a crippling drought.

Watch the official video for Justin Bieber's 2010 hit song "Baby," in collaboration with Ludacris. This video has both been YouTube's most watched, and most disliked video of all time. Enjoy.

Neil Diamond performs his most famous song, "Sweet Caroline," to a crowd of passionate fans. This stirring love song is now played before sporting events, delighting the crowds who sing along to the anthemic chorus.

In this clip, singer Laura Black performs a soulful rendition of an old song written by Country-music legend Johnny Cash.

The song tells of a teenage romance and first sexual experience with a girl who wears a beret the color of raspberries.

"When Doves Cry" is one of Prince's most iconic songs and music videos. It was a worldwide hit, and his first American number one single. Enjoy!

The song appeared on Prince's album “Parade” and was a worldwide hit. NME puts “Kiss” at number 4 on their Greatest Songs of All Time list.

Prince narrates a one-night stand with a beautiful but promiscuous woman (the "Little Red Corvette" of the title). He uses several other automobile metaphors in the song.

Prince said this about his song: "...Stay happy, stay focused, and you can beat the de-elevator [the "down" elevator as a metaphor for Satan]." It may be hard to understand the lyrics in this performance, but they're worth checking out. Find extended lyrics here

"Help me make it through the night" is one of the greatest hits from legendary singer-songwriter Kris Kristofferson. Here, he performs it live as a duet with Lorrie Morgan.

Rod Stewart sings a song about crossing a stormy sea to return home, maybe to family or to someone he loves. Who has not sailed through “stormy waters” at some point in their life?

With this lovely winter song, rock/pop legend Rod Stewart creates a peaceful, cozy Christmas atmosphere.

Rod Stewart sings one of his famous ballads about love and heartbreak, and the audience is right there with him in the chorus.

“Tom Traubert’s Blues” was written by American rocker Tom Waits and tells a story of alcohol abuse. The chorus comes from the famous Australian bush ballad “Waltzing Matilda.” which is itself a tale of vagrancy, hard times, and misadventure. This version is sung by British singer Rod Stewart.