High tech unit BYTE [I was thinking IPOD, etc.]
Toot consequence HANGOVER [I thought trains or cars]
Lee side, Abbr. CSA [I was thinking boats, not generals]
Much more than tickle SLAY [or "kill" are comedians' term for making audience laugh]
Hardly a miniature gulf ABYSS [I though ACABA --- liked the pun]
Baseball card stat DOB [tricky, usually its ERA or RBI]
Call during a toss CATCH [I thought heads or tails]
Theme: Change P to M

CRAMPEDFOREXAMS = Crammed for exams
HAMPERLOCK = Hammerlock

Don't know who SHEMP is but I feel I should.