55: TT with weird flop plays

Total number of players : 10
Seat 1: Saint_99 ( $1000 )
Seat 3: cdreyer03 ( $1000 )
Seat 4: amirli ( $1010 )
Seat 7: KLEPTOdsp ( $1000 )
Seat 10: VIP_Status ( $1135 )
Seat 6: HERO ( $930 )
Seat 9: Mest34 ( $1000 )
Seat 5: RaiderUG ( $985 )
Seat 8: bendog92110 ( $940 )
Seat 2: Ive23suited ( $1000 )
Trny:17159380 Level:1
Blinds(10/15)
** Dealing down cards **
Dealt to HERO [ Td Ts ]
VIP_Status folds.
Saint_99 folds.
Ive23suited folds.
cdreyer03 calls [15].
amirli folds.
RaiderUG raises [60].
HERO calls [60].
KLEPTOdsp folds.
bendog92110 folds.
Mest34 folds.
cdreyer03 calls [45].
** Dealing Flop ** [ 7c, 3h, 4h ]
cdreyer03 checks.
RaiderUG bets [75].
HERO calls [75].
cdreyer03 raises [350].
RaiderUG calls [275].
HERO ??????

flop c/r then the call got me confused...should i have raised the raiser first