The unstoppable Miley Cyrus is making her Top 20 debut this week! The songstress notches in at No. 19 with her new summer smash 'We Can't Stop,' while fellow pop diva Rihanna sits atop the countdown at No. 20 with 'Right Now.'

Further down, you'll see that the Top 3 spots have switched it up from last week. Selena Gomez falls from No. 1 to No. 2 with 'Come & Get It,' while Daft Punk are coming in at No. 3 with 'Get Lucky.' Finally, Robin Thicke is the new head honcho of the Top 20, reigning supreme with his No. 1 track 'Blurred Lines,' featuring Pharrell and T.I.

Check out the entire Top 20 countdown below, and be sure to click through to see a list of stations where you can tune in to PopCrush's weekend radio show this Saturday and Sunday.

Top 20 Songs: Week of July 8 - 14, 2013

20. Rihanna, 'Right Now' Feat. David Guetta
19. Miley Cyrus, 'We Can't Stop'
18. Mariah Carey, '#Beautiful' Feat. Miguel
17. Capital Cities, 'Safe and Sound'
16. Ariana Grande, 'The Way' Feat. Mac Miller
15. Anna Kendrick, 'Cups'
14. Pink, 'Just Give Me a Reason' Feat. Nate Ruess
13. Calvin Harris, 'I Need Your Love' Feat. Ellie Goulding
12. Maroon 5, 'Love Somebody'
11. Fall Out Boy, 'My Songs Know What You Did in the Dark (Light Em Up)'
10. Bruno Mars, 'Treasure'
9. Icona Pop, 'I Love It' Feat. Charli XCX
8. Zedd, 'Clarity' Feat. Foxes
7. Jason Derulo, 'The Other Side'
6. Florida Georgia Line, 'Cruise' Feat. Nelly
5. Justin Timberlake, 'Mirrors'
4. Imagine Dragons, 'Radioactive'
3. Daft Punk, 'Get Lucky'
2. Selena Gomez, 'Come & Get It'
1. Robin Thicke, 'Blurred Lines' Feat. Pharrell + T.I.

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.