TK421
{{Use mdy dates|date=October 2023}}
{{Infobox song
| name = TK421
| cover = TK421 (Single).jpg
| alt =
| type = single
| artist = Lenny Kravitz
| album = Blue Electric Light
| released = {{start date|2023|10|13}}
| recorded =
| studio =
| genre =
| length = 3:15
| label =
- Roxie
- BMG
| writer = Lenny Kravitz
| producer = Lenny Kravitz
| prev_title = Raise Vibration
| prev_year = 2021
| next_title = Road to Freedom
| next_year = 2023
| misc = {{External music video|{{YouTube|JqNZxEMaRrY|"TK421"}}}}
}}
"TK421" is a song by American singer Lenny Kravitz, from his twelfth studio album, Blue Electric Light. The song was released as the album's lead single on 13 October 2023.{{cite web |last1=Gonzalez |first1=Sandra |title=Lenny Kravitz flaunts his manliness in almost uncomfortably sexy new music video |url=https://edition.cnn.com/2023/10/12/entertainment/lenny-kravitz-tk421/index.html |publisher=CNN |access-date=25 October 2023 |language=en |date=12 October 2023}}{{cite web |last1=Pilley |first1=Max |title=Lenny Kravitz bares all in video for new song 'TK421' |url=https://www.nme.com/news/music/lenny-kravitz-bares-all-in-video-for-new-song-tk421-3515027 |website=NME |access-date=25 October 2023 |date=14 October 2023}}{{cite magazine |last1=Travis |first1=Emlyn |title=Lenny Kravitz dances around his house naked in 'TK421' music video |url=https://ew.com/music/lenny-kravitz-tk421-music-video-dances-naked/ |magazine=Entertainment Weekly |access-date=25 October 2023 |language=en |date=October 12, 2023}}{{cite web |last1=Guy |first1=Zoe |title=You're Having a Peaceful Day, Then Boom! Lenny Kravitz Naked. |url=https://www.vulture.com/2023/10/lenny-kravitz-naked-tk421-music-video.html |website=Vulture |access-date=26 October 2023 |language=en |date=12 October 2023}}{{cite web |title=Lenny Kravitz: neue Single "TK421" (plus NSFW-Video!) und Album "Blue Electric Light" |url=https://www.musikexpress.de/lenny-kravitz-neue-single-tk421-plus-nsfw-video-und-album-blue-electric-light-2377481/ |website=Musikexpress |access-date=26 October 2023 |language=de-DE |date=12 October 2023}}
Background
The title of the song refers to the science fiction franchise Star Wars, in which TK421 is the identification number of a stormtrooper who received the task of guarding the Millennium Falcon imprisoned in the Death Star.{{cite web |title=Lenny Kravitz e lo strano legame con Star Wars: il vero significato del singolo TK421. Scoprilo QUI |url=https://www.virginradio.it/news/rock-news/1357713/lenny-kravitz-e-lo-strano-legame-con-star-wars-il-vero-significato-del-singolo-tk421-scoprilo-qui.html |publisher=Virgin Radio |access-date=26 October 2023}}
Video
The song's music video, directed by Tanu Muino, was released together with the single.{{cite web |title="TK421" è il ritorno esplosivo di Lenny Kravitz che anticipa il nuovo album |url=https://billboard.it/musica/rock/lenny-kravitz-tk421-nuovo-album/2023/10/13135282/ |website=Billboard Italia |access-date=26 October 2023 |language=it-IT |date=13 October 2023}}{{cite web |last1=Rettig |first1=James |title=Lenny Kravitz Goes Nude In NSFW Video For "TK421" |url=https://www.stereogum.com/2238863/lenny-kravitz-tk421/music/ |website=Stereogum |access-date=October 19, 2023 |language=en |date=October 12, 2023}} The video features Kravitz fully nude with his buttocks exposed.{{Cite web|url=https://people.com/lenny-kravitz-goes-full-nude-in-new-tk421-music-video-8356358|title=Lenny Kravitz Goes Fully Nude — Baring His Butt and Ripped Physique — in New NSFW 'TK421' Music Video|date=2023-10-12|access-date=2024-06-07|website=People|last=Avila|first=Daniela}}
Reception
Mark Seliger of Rolling Stone wrote, "Lenny Kravitz is butt naked and loving life in the music video for his new single... 'TK421' is a Prince-esque blast of uproarious funk rock, with Kravitz pinning his sights on pure uncut ecstasy."{{cite magazine |last1=Blistein |first1=Jon |title=Lenny Kravitz Can't Rip His Leather Pants Because He's Not Wearing Any in 'TK421' Video |url=https://www.rollingstone.com/music/music-news/lenny-kravitz-naked-tk421-music-video-1234852777/ |magazine=Rolling Stone |access-date=25 October 2023 |date=12 October 2023}}
The Lagos Review wrote, "The single 'TK421' is a sonic masterpiece that transcends conventional genre boundaries, seamlessly blending the raw power of hard rock with the infectious beats of electronic pop."{{Cite web|url=https://thelagosreview.ng/lenny-kravitz-unveils-blue-electric-light-double-album-sizzling-single-tk421/|title=Lenny Kravitz unveils "Blue Electric Light" double album, sizzling single "TK421"|first=Toni|last=Kan|date=October 13, 2023|website=The Lagos Review }}
Charts
=Weekly charts=
| class="wikitable sortable plainrowheaders" style="text-align:center"
|+ Chart performance for "TK421" ! scope="col"| Chart (2023) ! scope="col"| Peak |
| scope="row" |Italy (EarOne Airplay){{cite web |title=Classifica Airplay Radio - Lenny Kravitz - TK421|url=https://earone.com/song/fefddf8b48 |access-date=27 December 2024 |website=EarOne}}
| align="center" |20 |
|---|
| scope="row"| San Marino (SMRRTV Top 50){{cite web |url=https://www.sanmarinortv.sm/radio/radio-san-marino/top-50-ascoltare |archive-url=https://web.archive.org/web/20231126055946/https://www.sanmarinortv.sm/radio/radio-san-marino/top-50-ascoltare |archive-date=2023-11-26 |title=Top 50 – Radio San Marino RTV – 26/11/2023|language=it |publisher=San Marino RTV |date=26 November 2023 |access-date=15 July 2024}}
| 18 |
Release history
| class="wikitable plainrowheaders"
|+List of release dates, showing region, release format, catalog, and label !scope="col"| Region !scope="col"| Date !scope="col"| Format !scope="col"| Label !scope="col"| {{abbr|Ref.|Reference}} |
| scope="row" | Italy
| October 12, 2023 | BMG |
|---|