diff --git a/src/game/behaviors/bobomb.inc.c b/src/game/behaviors/bobomb.inc.c
index eebae12f9..64d36aad7 100644
--- a/src/game/behaviors/bobomb.inc.c
+++ b/src/game/behaviors/bobomb.inc.c
@@ -179,6 +179,7 @@ void bobomb_free_loop(void) {
 void bobomb_held_loop(void) {
     o->header.gfx.node.flags |= GRAPH_RENDER_INVISIBLE;
     cur_obj_init_animation(1);
+    // LUIGI TODO: we need to be able to get the player that is actually holding it.
     struct Object* player = nearest_player_to_object(o);
     cur_obj_set_pos_relative(player, 0, 60.0f, 100.0);
 
diff --git a/src/game/interaction.c b/src/game/interaction.c
index 7ad1d4884..8d8d10f84 100644
--- a/src/game/interaction.c
+++ b/src/game/interaction.c
@@ -285,6 +285,7 @@ void mario_stop_riding_object(struct MarioState *m) {
 }
 
 void mario_grab_used_object(struct MarioState *m) {
+    if (m->usedObj == NULL || m->usedObj->oHeldState == HELD_HELD) { return; }
     if (m->heldObj == NULL) {
         m->heldObj = m->usedObj;
         obj_set_held_state(m->heldObj, bhvCarrySomething3);
@@ -418,6 +419,8 @@ u32 mario_check_object_grab(struct MarioState *m) {
     u32 result = FALSE;
     void *script;
 
+    if (m->interactObj == NULL || m->interactObj->oHeldState == HELD_HELD) { return FALSE; }
+
     if (m->input & INPUT_INTERACT_OBJ_GRABBABLE) {
         script = virtual_to_segmented(0x13, m->interactObj->behavior);
 
diff --git a/src/game/mario_actions_airborne.c b/src/game/mario_actions_airborne.c
index e8c1e2140..970e45f37 100644
--- a/src/game/mario_actions_airborne.c
+++ b/src/game/mario_actions_airborne.c
@@ -719,9 +719,11 @@ s32 act_dive(struct MarioState *m) {
     set_mario_animation(m, MARIO_ANIM_DIVE);
     if (mario_check_object_grab(m)) {
         mario_grab_used_object(m);
-        m->marioBodyState->grabPos = GRAB_POS_LIGHT_OBJ;
-        if (m->action != ACT_DIVE) {
-            return TRUE;
+        if (m->heldObj != NULL) {
+            m->marioBodyState->grabPos = GRAB_POS_LIGHT_OBJ;
+            if (m->action != ACT_DIVE) {
+                return TRUE;
+            }
         }
     }
 
diff --git a/src/game/mario_actions_moving.c b/src/game/mario_actions_moving.c
index 0ccbccf10..a6b7ed561 100644
--- a/src/game/mario_actions_moving.c
+++ b/src/game/mario_actions_moving.c
@@ -1581,7 +1581,9 @@ s32 act_dive_slide(struct MarioState *m) {
 
     if (mario_check_object_grab(m)) {
         mario_grab_used_object(m);
-        m->marioBodyState->grabPos = GRAB_POS_LIGHT_OBJ;
+        if (m->heldObj != NULL) {
+            m->marioBodyState->grabPos = GRAB_POS_LIGHT_OBJ;
+        }
         return TRUE;
     }
 
diff --git a/src/game/mario_actions_object.c b/src/game/mario_actions_object.c
index e34192a50..ff2e03aab 100644
--- a/src/game/mario_actions_object.c
+++ b/src/game/mario_actions_object.c
@@ -187,8 +187,10 @@ s32 act_picking_up(struct MarioState *m) {
         // to unload. This allows you to pick up a vacant or newly loaded object
         // slot (cloning via fake object).
         mario_grab_used_object(m);
-        play_sound_if_no_flag(m, SOUND_MARIO_HRMM, MARIO_MARIO_SOUND_PLAYED);
-        m->actionState = 1;
+        if (m->heldObj != NULL) {
+            play_sound_if_no_flag(m, SOUND_MARIO_HRMM, MARIO_MARIO_SOUND_PLAYED);
+            m->actionState = 1;
+        }
     }
 
     if (m->actionState == 1) {
@@ -315,8 +317,10 @@ s32 act_picking_up_bowser(struct MarioState *m) {
         m->angleVel[1] = 0;
         m->marioBodyState->grabPos = GRAB_POS_BOWSER;
         mario_grab_used_object(m);
-        queue_rumble_data(5, 80);
-        play_sound(SOUND_MARIO_HRMM, m->marioObj->header.gfx.cameraToObject);
+        if (m->heldObj != NULL) {
+            queue_rumble_data(5, 80);
+            play_sound(SOUND_MARIO_HRMM, m->marioObj->header.gfx.cameraToObject);
+        }
     }
 
     set_mario_animation(m, MARIO_ANIM_GRAB_BOWSER);
diff --git a/src/game/mario_actions_submerged.c b/src/game/mario_actions_submerged.c
index f03e4a93d..e6cbdf24b 100644
--- a/src/game/mario_actions_submerged.c
+++ b/src/game/mario_actions_submerged.c
@@ -778,8 +778,10 @@ static s32 check_water_grab(struct MarioState *m) {
         if (dAngleToObject >= -0x2AAA && dAngleToObject <= 0x2AAA) {
             m->usedObj = object;
             mario_grab_used_object(m);
-            m->marioBodyState->grabPos = GRAB_POS_LIGHT_OBJ;
-            return TRUE;
+            if (m->heldObj != NULL) {
+                m->marioBodyState->grabPos = GRAB_POS_LIGHT_OBJ;
+                return TRUE;
+            }
         }
     }