Leaving the 20th Century

{{Use dmy dates|date=January 2025}}

{{Use British English|date=August 2014}}

{{Infobox album

| name = Leaving the 20th Century

| type = video

| artist = Manic Street Preachers

| cover = Msp leavingthe20thcentury.jpg

| released = 3 July 2000

| recorded = 31 December 1999

| venue = Millennium Stadium, Cardiff, Wales

| studio =

| genre = Alternative rock

| length =

| label = Sony

| producer =

| chronology = Manic Street Preachers video album

| prev_title = Everything Live

| prev_year = 1997

| year = 2000

| next_title = Louder Than War

| next_year = 2001

}}

Leaving the 20th Century is a concert film of the Welsh alternative rock band Manic Street Preachers's performance at Manic Millennium, Millennium Stadium, Cardiff, Wales on New Year's Eve 1999. The concert celebrated the 10th anniversary of the band and was performed in front of more than 57,000 fans. The event became international when the final song, "A Design for Life", was broadcast live all over the world via satellite.

The concert was released on VHS and DVD on 3 July 2000 by Sony Music Video{{cite book|author=Martin Power|title=Manic Street Preachers|url=https://books.google.com/books?id=KYtHcvQr4EwC&pg=PT451|date=17 September 2010|publisher=Omnibus Press|isbn=978-0-85712-462-3|page=451}}{{cite book|author=Colin Larkin|title=The Encyclopedia of Popular Music: Kollington – Morphine|url=https://books.google.com/books?id=cgwKAQAAMAAJ|year=2006|publisher=MUZE|isbn=978-0-19-531373-4|page=475}} and includes interview clips in which the band discuss their history and the songs, plus an extra feature performance of "Ready for Drowning" and "If You Tolerate This Your Children Will Be Next", recorded at Château de la Motte, France in 1998.