Diddy, The Strokes, Train Rock Fashion Week

Editor-in-Chief of Vogue Anna Wintour and Sean "Diddy" Combs attend the Macy's celebration of Fashion's Night Out at Macy's Herald Square on September 10, 2010 in New York City.

It's no surprise that New York Fashion Week brings out big stars for runways shows and afterparties. But many events, including Fashion's Night Out, however, bring out the music stars in full force.

Held Sept. 10 in NYC, the city-wide Fashion's Night Out celebration inspired a flurry of excitement on the streets of SoHo and beyond. We picked ten of the best musical performances and appearances from Fashion's Night Out and Fashion Week. Check them out below.

Celebrities at New York Fashion Week Spring/Summer 2011

Video: Diddy performs on the Sean John party bus

Diddy was everywhere Friday, from his embrace with Vogue Editor Anna Wintour at Macy's in Herald Square to performances to promote his brand, Sean John. In this clip, Diddy jumps on the Sean John party bus to perform "All About the Benjamins" while crusing the streets of New York. Naturally, the bus takes the rapper straight to his Sean John store, since Diddy is all about the promotion, baby.

Video: Train performs "Hey, Soul Sister" in Herald Square

Train played a brief concert in Herald Square on Friday night as part of the 25th anniversary celebration of Tommy Hilfiger. Train frontman Pat Monahan does Tommy proud in his stylish skinny jeans

Video: The Strokes rock Tommy Hilfiger's anniversary party with "Last Night"

Tommy Hilfiger and garage rock might not seem like the most realistic pairing, but the Strokes made it work on Sunday night at the brand's 25th anniversary party at the Met Opera on Sept. 12. NYC was just happy to see the band, who was technically a "secret guest," after all these years.

Video: Janelle Monae performs "Tightrope" and "Cold War" at the NYC Ralph Lauren store

Janelle Monae brought her funk-soul stylings and wicked dance moves to Ralph Lauren on Friday. The party, which was planned by Vogue Editor Andre Leon Talley, also showed the packed crowd that Monae is perhaps an emerging style icon.

Fashion's Night Out: Pharrell, Kanye, Gwen Stefani, Draw Fans to NYC

Video: Taboo of the Black Eyed Peas revs the crowd at Bloomingdale's

The Black Eyed Peas' Taboo means business, which is why he spent Fashion's Night Out jumping from store to store to greet fans and introduce his new shoe line, TABOOXJUMP. In In this clip, Taboo gets the crowd excited about his shoes by blasting the Peas' "I Gotta Feeling." Taboo and the crowd sing along.

Video: Chris Brown and N.E.R.D. perform "Lapdance" on West Broadway

Chris Brown joined N.E.R.D. for a performance of several songs Friday night on a float near frontman Pharrell Williams' Billionaire Boys Club flagship store in SoHo. In this clip of N.E.R.D.'s "Lapdance," Pharrell passes the contents of his pockets to someone on the side of the stage mid-performance, without missing a beat. Impressive.

Video: Metric covers the Strokes at NYC's Juicy Couture store

Call it a Strokes-heavy Fashion Week in NYC! Not only did the rockers return to play Tommy Hilfiger's anniversary party, but Canadian rockers Metric also covered their song "The End Has No End" on Friday at Juicy Couture's Fashion's Night Out celebration.

Video: Sleigh Bells rock Lacoste at Gramercy Hotel with "Riot Rhythm"

Sleigh Bells played an early Fashion Week event on Sept. 8 -- the Lacoste party at the Rose Bar in the Gramercy Hotel. In the clip above, the noise-pop duo sufficiently bloww the roof of the place, proving that preppy polos can rock, too.

Video: Alice Cooper covers the Kinks at John Varvatos anniversary party

Alice Cooper was one of several rockers, including ZZ Top and Perry Farrell, to play designer John Varvatos' 10th anniversary party on Sept. 11. Cooper played an intense cover of the Kinks classic "You Really Got Me" at Varvatos' store, which is located at the former home of legendary rock club CBGB's.

Video: Crowd outside Sephora goes wild for Gwen Stefani

The always-fashionable Gwen Stefani may have been at Sephora in SoHo to promote her new fragrance, Wicked Style, but fans didn't mind the promotion. In fact, they were just happy to see the No Doubt frontwoman. In this clip, Stefani poses in the front window of Sephora with her Harajuku girls, while fand outside create a frenzy around her.