Who Sang This 2000s Hit? (Part 2)

[B] Flo Rida with T-Pain | T-Pain's vocoder mastery turned everyday slang into melodic gold. Apple Bottom jeans became fashion statements thanks to this strip club anthem's mainstream crossover.

[D] 3 Doors Down | 3 Doors Down's post-grunge accessibility conquered rock radio completely. The Superman metaphor resonated with everyday heroes feeling underappreciated everywhere.

[C] Katy Perry | Katy Perry's bipolar romance metaphor struck gold again. The hot-and-cold dynamic everyone's experienced made this relatable despite its silliness.

[C] Flo Rida & Ke$ha | Flo Rida sampled Dead or Alive's spinner for new generation. Ke$ha's guest verse added bratty energy to already unstoppable club momentum.

[A] Enrique Iglesias | Enrique Iglesias abandoned Latin sound for mainstream success. The power ballad formula worked regardless of his accent or origin.

[C] Franz Ferdinand | Franz Ferdinand made art rock danceable for indie crowds. The Scottish band's angular guitars and cheeky lyrics defined mid-2000s alternative scenes.

[A] Gorillaz with De La Soul | Gorillaz and De La Soul merged virtual and real hip-hop. Damon Albarn's production created dark carnival atmosphere perfectly.

[C] Christina Aguilera with Lil' Kim, Mya, & Pink | Christina Aguilera assembled pop's greatest girl group for this cover. The Labelle classic got modern production while maintaining its sass and power.

[B] Sara Bareilles | Sara Bareilles rejected love song demands by writing one. The meta-commentary on songwriting became her biggest hit ironically.

[D] Black Eyed Peas | Black Eyed Peas embraced futuristic production before everyone else. The repetitive structure hypnotizes while will.i.am's talk-box effect predicted autotune's dominance.

[B] Nelly with Kelly Rowland | Nelly and Kelly Rowland's chemistry made this Dilemma irresistible. The Patti LaBelle sample adds soul while the Nokia phone scene became iconic.

[B] Alicia Keys | Alicia Keys's classical training shines through gospel-influenced progressions. The piano-driven production stood out against early 2000s synthetic sounds remarkably.

[A] U2 | U2's optimism after 9/11 provided global healing through music. The Edge's guitar effects create cathedral-like atmosphere while Bono preaches hope.

[D] Amy Winehouse | Amy Winehouse refused rehab, making this ironic anthem timeless. Mark Ronson's retro production highlighted Amy's jazz influences while keeping things contemporary.

[A] 50 Cent | 50 Cent's birthday anthem features Dr. Dre and Eminem's production chemistry. The minimal beat allows Curtis's flow to dominate every club system worldwide.

[D] OutKast | OutKast apologized to Erykah Badu's mother through funky excellence. André and Big Boi's chemistry over organized noize production created Southern classic.

[B] Britney Spears | Britney Spears's Swedish producers crafted pop's most dangerous song. The Bollywood strings and surf guitar created intoxicating sonic cocktail literally.

[D] Nelly Furtado with Timbaland | Nelly Furtado's reinvention with Timbaland shocked folk fans wonderfully. The flirtatious wordplay over bhangra-influenced beats created multicultural dance floor magic.

[D] Rihanna with Jay-Z | Rihanna's breakthrough hit features that unforgettable 'ella ella' hook. The song's rain metaphor works because everyone understands needing emotional shelter sometimes.

[B] Madonna | Madonna proved her relevance by embracing electronic music early. Mirwais's production stripped away everything except groove, showing restraint creates power.

[C] U2 | U2's return to rock basics proved their adaptability. The counting introduction and driving guitars showed they could still rock.

[B] Coldplay | Coldplay's piano loop creates urgency through repetition. Chris Martin recorded vocals lying down, creating the breathless quality that defines the track.

[A] Eminem | Eminem's Oscar-winning masterpiece captures determination through internal rhyme schemes. The guitar riff samples from his own song adds meta layers of genius.

[B] Missy Elliott | Missy Elliott's innovative production techniques revolutionized hip-hop's sonic palette. Timbaland's backwards vocals and Eastern influences made this impossibly ahead-of-time.

[D] Lady Gaga with Colby O'Donnis | Lady Gaga wrote this in ten minutes during studio downtime. RedOne's production bounces between disco and techno, establishing Gaga's dance floor dominance.

[D] Taylor Swift | Taylor Swift modernized Romeo and Juliet for country-pop audiences. Her teenage perspective captured first love's intensity while staying radio-friendly throughout.

[D] Kelly Clarkson | Kelly Clarkson's rock transformation shocked American Idol fans positively. Max Martin's production balanced pop sensibilities with genuine rock energy throughout.

[D] Eminem | Eminem dissed everyone while creating undeniable pop magic. The controversial lyrics couldn't overshadow Dr. Dre's elastic beat and Em's flow.

[A] Nelly | Nelly's temperature-rising hit samples Chuck Brown's go-go classic. The St. Louis rapper brought Midwest swagger to coastal-dominated hip-hop scenes permanently.

[A] Lee Ann Womack with Sons of the Desert | Lee Ann Womack brought traditional country values to modern radio. The mother-to-daughter advice resonated across generations through timeless wisdom.