Olivia Rodrigo is a singer and actress from California. "Driver's License" is her debut single and was an instant hit that was streamed millions of times.

Lucy interviews Ava Improta, a New York City blogger. Her site,The Fit Girls Dish, focuses on food, fashion, and fitness. Lucy and Ava are joined by Raven Adams, photographer for the blog.

One Direction performs Steal My Girl live at the BBC Music Awards.

British pop group One Direction performs an acoustic rendition of their song "Night Changes." Enjoy!

Here is British-Irish pop boy band One Direction and their song "Drag Me Down" from their fifth studio album.

This video clearly presents some fundamental differences between American English, British English, and Australian English in terms of spelling, pronunciation, and vocabulary.

This video explains in detail the easy procedure teachers need to follow in order to organize their students into classes.

Robby, Kevin and Jesse have found a few great spots to kite along the west coast. Watch for some amazing scenery and kite-boarding skills.

We get a behind-the-scenes look at the kiteboarder's trip down the coast of California, where they are recharging their batteries and taking advantage of new surroundings.

"Just Give Me a Reason" is a song recorded by American singer and songwriter Pink, featuring Nate Ruess of the band Fun. It is a pop ballad about the desire to hold on to a relationship even when it appears to be breaking down.

"High Hopes" is a single from Panic! at the Disco's sixth studio album Pray for the Wicked. Its hopeful message is expressed with crisp, soaring vocals and a punchy horn section.

Nouns are usually the first words we learn. The good news is that with nouns, we don't have to worry about gender in English. We do, however, have to be aware of gerunds that act like nouns but look like verbs, and countable or uncountable nouns.

Here are some words to help answer the question "Which one?" We distinguish between singular and plural as well as between something close to us and far away.

Sigrid explains the meaning of "prop" as both a noun and a verb. Either one can come in handy.

Some and any both refer to an unspecified quantity, but they are used in different situations. Sigrid explains how they work.