Heaviest weight lifted by tongue
Who
Thomas Blackthorne
What
12.5 kilogram(s)
Where
Mexico Mexico City
When

The greatest weight lifted with a human tongue is 12.5 kg (27 lb 8.96 oz) by Thomas Blackthorne (UK) who lifted the weight hooked through his tongue on the set of El Show Olímpico, in Mexico City, Mexico, on 1 August 2008.

Below is a video of one of Thomas's earlier attempts from 2004.