Video: Manny Pacquiao sings rendition of Disney's 'Frozen' song 'Let It Go'

Filipino eight-division world champion boxer Manny Pacquiao has shown off his singing voice once again by delivering his own rendition of a popular Disney song.

The 35-year-old was recently filmed singing a few lines from the tune 'Let It Go', which featured in the 2013 animation Frozen.

Pacquiao, who has always been open about his love of music, has released two albums during his career.

Reports have claimed that Pacquiao's camp are in negotiations with American unbeaten fighter Floyd Mayweather Jr over a possible big-money bout.