Taylor Swift's song "Wildest Dreams" was the fifth chart-topper from her album 1989. The music video, directed by Joseph Kahn, references classic Hollywood romances.

Taylor Swift discusses her song "Out of the Woods" and why it is representative of the goal she had for her album 1989.

When you are "out of the woods," as in the metaphor that gives this song its title, the crisis has passed; you have found your way again. You are going to be OK. In the song, Taylor Swift asks herself while in the middle of a relationship, "Are we going to be OK? Are we out of the woods yet?"

Taylor Swift teams up with British singer Ed Sheeran and American rapper Future for this song "End Game," the video for which was shot in Miami, Tokyo, and London.

Taylor Swift wrote and recorded this catchy Christmas song in just a few days. It's about nostalgia, the holiday spirit, and spending time with loved ones.

Taylor Swift teams up with rapper Ice Spice in this song on karma, the idea that every action has consequences and being good to people will make your life better.

"Shout" is a song by the British band Tears for Fears, written by Roland Orzabal and Ian Stanley and sung by Orzabal (with Curt Smith duetting on the chorus).

Sigrid introduces her series on English pronunciation and tells us why there isn't always just one "right" way to pronounce words.

Sigrid uses common household objects to explain two ways to pronounce the letter A.

Sigrid explains a third way to pronounce the letter "A." For the first two ways, see Sigrid explains: the letter A - Part 1 of 4.

Sigrid explains that "A" is also a very important one-letter word.

We're finally at the end of the letter "A." Sigrid talks about the unstressed sound of "A" in words, and gives us some examples. For other pronunciations, see parts 1, 2, and 3.

Sigrid looks at the letter "B" as followed by either a vowel or a consonant, and the sound of the double "B" as well.

Sigrid finishes telling us about pronouncing the letter "B." Here's part 1 in case you missed it.

Sigrid explains about the "hard" and "soft" sounds for the letter "C."