Carly Rae Jepsen has taken the lead in PopCrush's Top 20 Songs countdown this week! Her viral video-spawning earworm 'Call Me Maybe' has bumped Gotye's 'Somebody That I Used to Know' from the No. 1 spot on the charts.

Meanwhile, Maroon 5's 'Payphone' has jumped a few spots to take the No. 2 position, with fun.'s 'We Are Young,' bumped to notch No. 4. British songstress Ellie Goulding is also making her Top 20 debut with her 2010 track 'Lights,' which is starting to garner airplay in the U.S. now.

Check out what other tunes have made the Top 20 countdown this week. And be sure to tune in to PopCrush's weekend radio show to hear all of these songs plus this week's winning About to Pop track (Cher Lloyd's 'Want U Back').

Top 20 Songs: Week of June 18-24, 2012

20. Rihanna, 'Where Have You Been'
19. Ellie Goulding, 'Lights'
18. Usher, 'Scream'
17. Jessie J, 'Domino'
16. John Mayer, 'Shadow Days'
15. Katy Perry, 'Part of Me'
14. Demi Lovato, 'Give Your Heart a Break'
13. Neon Trees, 'Everybody Talks'
12. Adele, 'Rumour Has It'
11. Train, 'Drive By'
10. Katy Perry, 'Wide Awake'
9. Karmin, 'Brokenhearted'
8. Kelly Clarkson, 'Stronger (What Doesn't Kill You)'
7. Flo Rida, 'Wild Ones' Feat. Sia
6. The Wanted, 'Glad You Came'
5. One Direction, 'What Makes You Beautiful'
4. fun., 'We Are Young' Feat. Janelle Monae
3. Gotye, 'Somebody That I Used to Know' Feat. Kimbra
2. Maroon 5, 'Payphone'
1. Carly Rae Jepsen, 'Call Me Maybe'

Note: Every Monday, PopCrush will publish a list of our Top 20 songs for that given week. Then, over the weekend, fans can tune in to our national radio show to hear all of these hot songs plus some other amazing pop tunes. To see a list of radio stations where you can hear the PopCrush Top 20 countdown, click here.