This is a public service announcement of the Obama administration on ending sexual assault. President Obama is joined by Vice President Biden, Daniel Craig, Benicio Del Toro, Dulé Hill, Seth Meyers and Steve Carell.

"Malibu" is a love song to the Los Angeles-area beach city and to Miley Cyrus's boyfriend, Liam Hemsworth, her co-star in the movie The Last Song.

Most of the time "P" is simply pronounced like a "P," but there are a few cases in which "P" is silent. Sigrid gives us plenty of examples of handy words with "P."

Captain Benson, the pilot of the ill-fated flight, is in dire shape, and the boys decide who their leader should be. They also start arguing about getting rescued.

"Frosty the Snowman" is a popular seasonal song, written by Walter "Jack" Rollins and Steve Nelson, about a snowman who comes to life and plays with the kids who built him. He knows very well he won't stay alive for long.

Harry Edward Styles is a young English singer, songwriter, and actor. He rose to stardom as a member of the boy band "One Direction." "Kiwi" is a particularly personal and explicit song, possibly about an ex-girlfriend, who might have been from New Zealand, since "Kiwi" is slang for "New Zealander."

Annette explains three more colloquial contractions people use in everyday conversation: gotta [got to], gotcha [got you], and dunno [don't know]. She also gives us examples in context.

"What Christmas Means to Me" was written by Allen Story, Anna Gordy Gaye, and George Gordy. It has been recorded by many artists, and here is a very catchy version performed by Cee Lo Green on his album Cee Lo's Magic Moment.

Take a look at London's most popular attractions based on visitor numbers. From museums to family-friendly attractions and World Heritage Sites, London has something for everyone. The Parthenon marbles, the Crown Jewels, and the Cutty Sark clipper ship are among London's must sees. A great thing about London is that so many museums have free admission.

Katie Melua sings "Where Does the Ocean Go?" It is a single from Ketevan, her sixth studio album. In the video, as she sings, a painter-seaman paints the ocean. The song was inspired by Samuel Taylor Coleridge’s The Rime of the Ancient Mariner.

As writer and tour guide Susie Millar tells us about some of Northern Ireland's attractions, such as the Titanic museum and the incredibly beautiful Causeway Coastline, you won't want to wait any longer to buy a ticket for Belfast.

The letter "O" is a tricky vowel, because there are several ways to pronounce it, both when it's single and when it's double!

This is the second film adaptation of William Golding's Lord of the Flies, published in 1953. The opening scenes show the arrival of 24 military school boys on a deserted island in the Pacific, after their airplane has crashed into the ocean.

Here is a live performance of American singer songwriter Jack Johnson singing his hit song "Taylor". Enjoy!

Esperanza Spalding, the first jazz musician to ever win a Grammy award, covers Lauryn Hill's song “Tell Him.” The song is loosely inspired by the famous Bible passage about "faith, hope, and love" from First Corinthians chapter 13.