Britney Spears holds a LIGHTER under her tongue in bizarre footage

Britney Spears added some shock value to her latest Instagram dance video by holding a lighter just inches from her tongue. The singer, 41, shared the bizarre footage Wednesday and set it to the tune of Jennifer Lopez's song Booty featuring rapper Iggy Azalea, who has previously collaborated with Britney. Britney Spears added some shock value to her latest Instagram dance video by holding a lighter just inches from her tongue Dance it out: The singer, 41, shared the bizarre footage Wednesday and set it to the tune of Jennifer Lopez's song Booty featuring rapper Iggy Azalea, who has previously collaborated with Britney Dance it out: The singer, 41, shared the bizarre footage Wednesday and set it to the tune of Jennifer Lopez's song Booty featuring rapper Iggy Azalea, who has previously collaborated with Britney The clip shows Britney twirling around in a pair of low-rise gray mini shorts and a cropped tee with 'LOVE' scrawled across it in bold neon pink lettering. Despite using a JLo track, the Toxic hitmaker revealed that she 'meditated' to Shakira's 2005 hit Hips Don't Lie by dancing non-stop for three hours Sporty: The clip shows Britney twirling around in a pair of low-rise gray mini shorts and a cropped tee with 'LOVE' scrawled across it in bold neon pink lettering Signature: She whipped her blonde hair around furiously and sported her now signature grungy black eyeliner Gloves: Signature: She whipped her blonde hair around furiously and sported her now signature grungy black eyeliner 'I meditated to "Hips Don't Lie" by @shakira!!! Home gym: Britney captured the footage in the designated workout room in her $12M Calabasas mansion, which she is reportedly selling just six months after purchasing it Twirl girl: The Toxic hitmaker also made sure to include plenty of her signature twirls that saw her spin countless times at an impressive speed Flamin'!