"X" is a special letter in that we often use it by itself. It's useful in a lot of situations. In the middle of a word, however, it can be pronounced in a few different ways.

"Y" is a tricky letter because it's both a consonant and a vowel. As a vowel, it has different sounds. Don't worry. But hey, maybe keep your eye on the "Y." Don't let it fly away.

Sigrid finishes the alphabet with "Z," covering words like "zone" and "zebra," but also the useful suffix "-ize."

Julia and Rachael are young American women living in Berlin. Maggie, a friend of theirs from the United States, is coming for a visit. They are pretty excited about Maggie's arrival.

The three girls are happy to be reunited, and Maggie gets settled into the apartment. She feels lucky to have such good friends.

The three friends have breakfast together, do some catching up, and muse about the future. Who knows, will they all end up living together in Berlin one day?

Living together can be challenging, even for good friends. Maggie, as a guest and friend, can't help but notice that Julia is feeling frustrated about something.

It turns out that Rachael is also unhappy, and Maggie is feeling more and more uncomfortable about being in the middle of things.

Maggie decides to intervene, and finally the girls are encouraged to stop sulking and talk about their issues.

Rachael, Julia, and Maggie talk about a fun party they attended the night before. Julia may even have found a boyfriend.

Thomas invites Julia to a cafe. She's nervous beforehand and almost calls it off, but Rachael and Maggie help her maintain her confidence and pick out a nice outfit.

Rachael and Maggie have some doubts about telling Julia what they saw on one of their walks. In terms of language, this segment nicely captures how often the word “really” is used in conversation.

Julia hast just completed her studies in marketing and is in search of her first real job. In this clip, she contacts a company that's in need of a marketing professional. Watch and see how she handles her initial phone call to human resources and sets up a job interview.

Hoping to land her first real job, Julia interviews for a position in marketing. In this clip, she makes her best case for why she's an excellent candidate for the position. See and judge for yourself how she does. Note in particular, her response to a 'low-ball' starting salary, despite her outstanding qualifications.

Back at home, Julia is wondering if her job interview will ultimately prove to have been a success. Impatiently she is waiting for an answer when suddenly the phone starts to ring...