This is not a bad beat - just a funny hand

PokerStars No-Limit Hold'em, 3.3 Tournament, 500/1,000 Blinds 125 Ante (6 handed) - PokerStars Converter Tool from http://www.flopturnriver.com

SB (t44,624)
BB (t55,979)
UTG (t19,986)
MP (t42,236)
CO (t24,912)
Hero (Button) (t37,499)

Hero's M: 16.67

Preflop: Hero is Button with A, A
3 folds, Hero bets t2,200, SB calls t1,700, 1 fold

Flop: (t6,150) A, 6, 3 (2 players)
SB checks, Hero bets t4,100, SB raises to t8,200, Hero raises to t17,000, SB raises to t42,299 (All-In), Hero calls t18,174 (All-In)

Turn: (t76,498) 6 (2 players, 2 all-in)

River: (t76,498) J (2 players, 2 all-in)

Total pot: t76,498

Results below:

Spoiler: Show

Hero had A, A (full house, Aces over sixes).
SB had 6, 6 (four of a kind, sixes).
Outcome: SB won t76,498