I'm clueless here. Is calling the shortie's PFR bad? Is the flop bet terrible? Should I have bet again on the turn or river? Throw me a frickin bone here.

No stats on super-shortie, but MP2 is laggy, 39/11/27 over 150 hands.

Party Poker No-Limit Hold'em, $ BB (10 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

saw flop|saw showdown

UTG ($50)
Hero ($49.75)
UTG+2 ($32.20)
MP1 ($50.15)
MP2 ($85.86)
MP3 ($5.90)
CO ($50.60)
Button ($45.70)
SB ($40.55)
BB ($50)

Preflop: Hero is UTG+1 with 8, 8. SB posts a blind of $0.25.
1 fold, Hero raises to $2, 2 folds, MP2 calls $2, MP3 raises to $5.90 (All-In), 4 folds, Hero calls $3.90, MP2 calls $3.90.

Flop: ($18.45) 6, T, T (3 players, 1 all-in)
Hero bets $5, MP2 calls $5.

Turn: ($28.45) A (3 players, 1 all-in)
Hero checks, MP2 checks.

River: ($28.45) 7 (3 players, 1 all-in)
Hero checks, MP2 checks.

Final Pot: $28.45