Backstreet Boys. "If I Knew Then" Dance party with fans. Foxwoods, CT. 12-28-12

Backstreet Boys. Nick Carter "Burning up". Foxwoods, CT

Backstreet Boys - If I Knew Then

6/22/14 Backstreet Boys VIP sound check

Backstreet Boys NYE Soundcheck Party (3 of 6) -- This Is Us -- The Scissors + more Googling

If I Knew Then

Backstreet Boys Cruise 2018- Inconsolable & If I Knew Then [Group B]

The Backstreet Boys - Humorous Banter with the Fans (Birmingham, AL.) 09/04/2019

Siberia - Show group B - Backstreet Boys Cruise 2014

Backstreet Boys- If I knew then @ Soundcheck Oslo Spektrum 5 dec 2009

Backstreet Boys - If I knew then @ NYC Soundcheck June 10th 2010

Nobody But You + In A World Like This - Backstreet Boys Afterparty Amsterdam

Backstreet Boys: Preview of "One Phone Call" (Berlin 2013 - Part 8) HD

Backstreet Boys - Shape of my heart (Howie hitting Nick in the nuts) @ Oberhausen 17/03/2014

Backstreet Boys - Chances (Official Video)

Straight Through My Heart - Group B Concert - BSB Cruise 2014

10.000 promises - Backstreet Boys live in Milano

NKOTBSB - Nick Carter *I'll Never Break your Heart* Pittsburgh 6/15/11

Backstreet Boys Live 2022 🡆 Full Show 🡄 June 14 ⬘ The Woodlands, Texas

BSB Cruise 2018 - Storytellers - If I Knew Then

Backstreet Boys Cruise 2014 - Concert B - If I Knew Then