Blundering defense AND Covering Defense?

[Meager Rolmug]

Can a PC give both a cover and luck bonus to an adjacent ally while taking the total defense action...this is for PFS.
http://paizo.com/pathfinderRPG/prd/advanced/advancedFeats.html#covering-def ense
http://paizo.com/pathfinderRPG/prd/advancedRaceGuide/coreRaces/halflings.ht ml#blundering-defense-(combat)

[Chess Pwn]

yes

[Meager Rolmug]

any other opinions?

[James Risner]

Both work together, apparently one works only on your size or smaller.