UTG villian is a 11/8/3 nitty regular( 3 bet% is 3%). I underrep my hand preflop. Should i have to shove over on this flop vs UTG this tight or give him credit and make a ridiculous nitty fold?
No-Limit Hold'em, $1.00 BB (7 handed) - Hold'em Manager Converter Tool from FlopTurnRiver.com

MP2 ($80)
CO ($138.80)
Hero (Button) ($183.35)
SB ($20)
BB ($100)
UTG ($100)
MP1 ($75.70)

Preflop: Hero is Button with Q, Q
UTG bets $4, 4 folds, Hero calls $4, 1 fold, SB raises $19 (All-In), UTG calls $16, Hero calls $16

Flop: ($60.50) 7, 2, 9 (3 players, 2 all-in)
UTG bets $29, Hero ?